Search found 73 matches
- Thu Mar 14, 2019 10:32 am
- Forum: Zero Order Reactions
- Topic: Zero order
- Replies: 10
- Views: 1607
Re: Zero order
The order of the reaction just shows if the rate of the reaction is dependent on the concentrations. Thus, if one reactant is zero order, that means the concentration of that reactant does not affect the rate of reaction.
- Thu Mar 14, 2019 10:29 am
- Forum: Reaction Mechanisms, Reaction Profiles
- Topic: rate of disappearance
- Replies: 3
- Views: 512
Re: rate of disappearance
We have to consider the rate of disappearance for the reactants so I think I would use the mol-to-mol ratio to calculate how much reactant disappeared.
- Thu Mar 14, 2019 1:40 am
- Forum: General Rate Laws
- Topic: Rate Law
- Replies: 1
- Views: 213
Re: Rate Law
You would have to use the half life formula for a first order reaction. You could also use it for parts a and b but it may be easier to just calculate how many half-lives elapsed.
- Wed Mar 06, 2019 11:26 pm
- Forum: Reaction Mechanisms, Reaction Profiles
- Topic: Rate-Controlling Step
- Replies: 3
- Views: 407
Re: Rate-Controlling Step
The slowest step is the rate-determining step.
- Mon Mar 04, 2019 8:35 pm
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: Concentration cells
- Replies: 6
- Views: 1421
Re: Concentration cells
A concentration cell is a type of galvanic cell in which the two half-cells are made up of the same type of solution, only different in concentration. Also, the standard cell potential is equal to zero.
- Mon Mar 04, 2019 4:51 pm
- Forum: General Rate Laws
- Topic: K
- Replies: 3
- Views: 420
Re: K
A change in temperature or concentration would affect the rate constant.
- Tue Feb 26, 2019 11:46 pm
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: inert electrode?
- Replies: 1
- Views: 183
Re: inert electrode?
An inert electrode is not part of the redox reaction but is needed to conduct the electrons. Use an inert electrode when there are no other solid conducting metals.
- Tue Feb 26, 2019 11:45 pm
- Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
- Topic: Stoichiometric Coefficients in Cell Diagrams
- Replies: 2
- Views: 222
Re: Stoichiometric Coefficients in Cell Diagrams
Cell diagrams only have the cathode and anode substances. The anode are on the left and the cathode is on the right because the cell diagram is meant to follow the flow of electrons.
- Tue Feb 26, 2019 11:44 pm
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: Gibbs Free Energy Vs. Other energies
- Replies: 1
- Views: 161
Re: Gibbs Free Energy Vs. Other energies
Gib's free energy is the maximum amount of reversible work that can be done. All free energy in this course refers to Gibb's Free Energy.
- Wed Feb 20, 2019 12:48 am
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: O2
- Replies: 5
- Views: 501
Re: O2
The energy of formation for elements is zero because that is the naturally occurring compound in standard conditions.
- Wed Feb 20, 2019 12:47 am
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: Delta Srxn
- Replies: 4
- Views: 3123
Re: Delta Srxn
To find the change in entropy, subtract the molar entropy of the products from the reactants.
- Wed Feb 20, 2019 12:47 am
- Forum: Gibbs Free Energy Concepts and Calculations
- Topic: Delta H
- Replies: 5
- Views: 578
Re: Delta H
Change in enthalpy alone does not determine the spontaneity of the reaction. It also depends on the change in entropy and temperature.
- Tue Feb 12, 2019 10:00 pm
- Forum: Applying Le Chatelier's Principle to Changes in Chemical & Physical Conditions
- Topic: strong and weak acids
- Replies: 5
- Views: 742
Re: strong and weak acids
Solutions of weak acids have a higher pH value than solutions of strong acids because it has a lower concentration of hydronium ions, so it is less acidic.
- Tue Feb 12, 2019 9:58 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: practice midterm question
- Replies: 3
- Views: 387
Re: practice midterm question
This question is a version of Hess' Law except that the question does not explicitly state each equation. Thus, you need to write out each of the equations and subsequently manipulate them and their respective enthalpy to calculate the overall enthalpy.
- Tue Feb 12, 2019 9:56 pm
- Forum: Calculating Work of Expansion
- Topic: when do I use 3/2R??
- Replies: 4
- Views: 2476
Re: when do I use 3/2R??
You would use (3/2)R to calculate the heat capacity, Cvm, of a monoatomic gas when it is at constant volume. You would use (5/2)R to calculate the heat capacity, Cpm, of a gas at constant pressure.
- Wed Feb 06, 2019 1:10 am
- Forum: Thermodynamic Definitions (isochoric/isometric, isothermal, isobaric)
- Topic: Ideal Gas
- Replies: 3
- Views: 404
Re: Ideal Gas
We assume gases to be ideal gases for the sake of calculations.
Ideal gases take up no volume and have interactions with other molecules that are insignificant.
Ideal gases take up no volume and have interactions with other molecules that are insignificant.
- Wed Feb 06, 2019 1:05 am
- Forum: Phase Changes & Related Calculations
- Topic: Heating Curve
- Replies: 4
- Views: 456
Re: Heating Curve
The heating curve would have a smaller slope because the substance's high heat capacity means that it would be able to absorb more energy for each increase of one degree in temperature.
- Wed Feb 06, 2019 1:03 am
- Forum: Administrative Questions and Class Announcements
- Topic: negative and positive entropy
- Replies: 3
- Views: 591
Re: negative and positive entropy
Negative entropy means that the system has become more disordered. Positive entropy means that the system has become more ordered.
- Sun Feb 03, 2019 2:16 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Why Bond Enthalpies are the least accurate
- Replies: 3
- Views: 1628
Re: Why Bond Enthalpies are the least accurate
Bond enthalpies are the averages of many bonds and are calculated under standard conditions. Thus, it can be slightly less accurate than the other methods.
- Sun Feb 03, 2019 2:11 pm
- Forum: Phase Changes & Related Calculations
- Topic: Steam resulting in burns?
- Replies: 6
- Views: 673
Re: Steam resulting in burns?
Steam at 100 degrees releases a lot more heat and energy than boiling water at 100 degrees so it would be much more painful and harmful
- Sun Feb 03, 2019 2:10 pm
- Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
- Topic: Calorimeter
- Replies: 6
- Views: 527
Re: Calorimeter
I think we will need to know how to solve calculations involving calorimetry.
- Tue Jan 29, 2019 2:51 pm
- Forum: Calculating Work of Expansion
- Topic: reversible process
- Replies: 3
- Views: 328
Re: reversible process
R is a constant so it is always the same. There are different units though so the constant can change based on that. Pay attention to the units given in the problems
- Tue Jan 29, 2019 2:50 pm
- Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
- Topic: Sig Figs with Enthalpy
- Replies: 4
- Views: 634
Re: Sig Figs with Enthalpy
Apply sig figs to enthalpy as usual.
- Tue Jan 29, 2019 2:49 pm
- Forum: Heat Capacities, Calorimeters & Calorimetry Calculations
- Topic: Calorimeters
- Replies: 3
- Views: 359
Re: Calorimeters
I think it is a good idea to know how to solve calorimetry problems
- Tue Jan 29, 2019 2:47 pm
- Forum: Phase Changes & Related Calculations
- Topic: Test #1
- Replies: 11
- Views: 908
Re: Test #1
I think we should be getting the test back during discussion so we can study it for the midterm
- Wed Jan 23, 2019 8:19 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: 5% Rule
- Replies: 5
- Views: 482
Re: 5% Rule
The 5% ionization approximation can be applied to any K calculation as long as K is less that 10^-3
- Wed Jan 23, 2019 8:17 pm
- Forum: Non-Equilibrium Conditions & The Reaction Quotient
- Topic: Strength of acids based on Ka and pKa
- Replies: 4
- Views: 2038
Re: Strength of acids based on Ka and pKa
I agree with all the previous responses. The smaller the pKa, the larger the Ka, which means the stronger the acid. The same is also true for bases. The smaller the pKb, the larger the Kb, which means the stronger the base.
- Wed Jan 23, 2019 8:15 pm
- Forum: Applying Le Chatelier's Principle to Changes in Chemical & Physical Conditions
- Topic: Volume and Le Chatelier's Principle
- Replies: 5
- Views: 431
Re: Volume and Le Chatelier's Principle
If there are the same number of gas moles on both sides of the equation, then the reaction would not shift to favor either direction.
- Wed Jan 23, 2019 8:13 pm
- Forum: Phase Changes & Related Calculations
- Topic: Water heating curve
- Replies: 7
- Views: 722
Re: Water heating curve
When water is undergoing a change from solid to liquid or liquid to gas, all of the heat supplied during that time is used to break the bonds. Thus, the temperature only increases as the solid, liquid, or vapor continues to heat.
- Tue Jan 15, 2019 11:25 pm
- Forum: General Science Questions
- Topic: SIG FIGS
- Replies: 5
- Views: 902
Re: SIG FIGS
When considering sig figs for pH, begin counting the number of significant numbers after the decimal. This is because the pH of 1-14 is not based on error
- Tue Jan 15, 2019 11:22 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: Aqueous solution
- Replies: 2
- Views: 175
Re: Aqueous solution
Only aqueous solutions and gases are included in the calculation of the equilibrium constant.
- Tue Jan 15, 2019 11:21 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: Hydrofluoric Acid
- Replies: 3
- Views: 360
Re: Hydrofluoric Acid
Hydrofluoric acid is a weak acid because it does not completely dissociate in water.
- Sat Jan 12, 2019 3:16 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: partial pressures vs concentrations
- Replies: 4
- Views: 284
Re: partial pressures vs concentrations
It usually depends on the units that are given. If the reactants and products are all gases, then Kp can be used. However, it still may be easier to first calculate Kc because the question may provide numbers in terms of moles and liters.
- Sat Jan 12, 2019 3:15 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: Equilibria Changes
- Replies: 3
- Views: 178
Re: Equilibria Changes
Changing the concentration of reactants or products will not change the K value because the change will either result in more reactants or products being formed to bring the reaction back to equilibrium.
- Sat Jan 12, 2019 3:13 pm
- Forum: Equilibrium Constants & Calculating Concentrations
- Topic: Calculating K
- Replies: 4
- Views: 182
Re: Calculating K
Always use equilibrium concentrations to calculate K because K is the equilibrium constant.
- Sat Jan 12, 2019 3:12 pm
- Forum: Ideal Gases
- Topic: Notation [ENDORSED]
- Replies: 5
- Views: 538
Re: Notation [ENDORSED]
Brackets would denote concentration. Therefore, it would be a better idea to use either parenthesis or nothing at all for partial pressure to minimize confusion.
- Sat Dec 08, 2018 1:24 pm
- Forum: Bronsted Acids & Bases
- Topic: Stronger Acid
- Replies: 1
- Views: 208
Re: Stronger Acid
Compare it based on the resulting anion stability. Since Cl is more electronegativity, it will help share the -1 formal charge on the oxygen, resulting in a decreased formal charge and more stable anion. So HOCl is the stronger acid.
- Sat Dec 08, 2018 1:22 pm
- Forum: Naming
- Topic: memorizing complexes?
- Replies: 2
- Views: 257
Re: memorizing complexes?
I think it is a good idea to know everything on his coordination compounds table.
- Sat Dec 08, 2018 1:21 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Polarity
- Replies: 7
- Views: 675
Re: Polarity
Polar bonds are when there is a difference in electronegativity between two atoms sharing a pair of electrons. The more electronegative atom pulls the electrons slightly closer, resulting in polarity.
- Mon Dec 03, 2018 1:21 pm
- Forum: Calculating pH or pOH for Strong & Weak Acids & Bases
- Topic: Calculating pH
- Replies: 3
- Views: 359
Re: Calculating pH
I think we will mostly be calculating the pH from the hydronium ion concentration. The pOH can then be calculated by subtracted the pH from 14. With the pOH, we can solve backwards for the concentration of hydroxide ions.
- Mon Dec 03, 2018 1:19 pm
- Forum: Amphoteric Compounds
- Topic: Amphoteric Oxides
- Replies: 1
- Views: 203
Re: Amphoteric Oxides
The band of amphoteric oxides is not strictly adhered to the band of metalloids. Water is also an important amphoteric oxide,
- Mon Dec 03, 2018 1:17 pm
- Forum: Lewis Acids & Bases
- Topic: Lewis vs. Bronsted
- Replies: 5
- Views: 4021
Re: Lewis vs. Bronsted
In the Bronsted definition, an acid is a proton donor and a base is a proton acceptor.
in the Lewis definition, the acid is an electron acceptor and the base is an electron donor.
Just remember that one has to do with protons and the other with electrons.
in the Lewis definition, the acid is an electron acceptor and the base is an electron donor.
Just remember that one has to do with protons and the other with electrons.
- Mon Dec 03, 2018 1:16 pm
- Forum: Acidity & Basicity Constants and The Conjugate Seesaw
- Topic: Conjugate
- Replies: 2
- Views: 295
Re: Conjugate
The conjugate seesaw explains the strength of acids and bases in relation to its conjugate acids or bases. A strong acid will translate to a weaker conjugate base. A weak acid will translate to a stronger conjugate base. A strong base will translate to a weaker conjugate acid. A weak base will trans...
- Mon Dec 03, 2018 1:15 pm
- Forum: Calculating pH or pOH for Strong & Weak Acids & Bases
- Topic: Ka Calculations
- Replies: 3
- Views: 339
Re: Ka Calculations
I do not think we will be asked to calculate pKa because it is merely a way to represent the Ka. We will definitely be asked to calculate pH.
- Mon Dec 03, 2018 1:14 pm
- Forum: Acidity & Basicity Constants and The Conjugate Seesaw
- Topic: Comparing Weak vs. Strong Acids and Bases
- Replies: 3
- Views: 323
Re: Comparing Weak vs. Strong Acids and Bases
The main difference between strong and weak acids or bases is in the degree of dissociation. Strong acids completely ionize, releasing all the hydrogen ions. Weak bases, only partially ionize. It is a good idea to memorize the 7 strong acids and the 7 strong bases.
- Sun Nov 25, 2018 12:21 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Shapes Not covered in Lecture
- Replies: 10
- Views: 1077
Re: Shapes Not covered in Lecture
It is probably a good idea to know all of the shapes and how each one comes to be based on the regions of electron density and number of lone pairs. Creating a chart might be helpful with this.
- Sun Nov 25, 2018 12:20 pm
- Forum: Interionic and Intermolecular Forces (Ion-Ion, Ion-Dipole, Dipole-Dipole, Dipole-Induced Dipole, Dispersion/Induced Dipole-Induced Dipole/London Forces, Hydrogen Bonding)
- Topic: Distinguishing between the different intermolecular forces
- Replies: 9
- Views: 813
Re: Distinguishing between the different intermolecular forces
If a molecule has a hydrogen that is bonded to N, O, or F and N, O, or F has lone pairs, then that molecule likely has hydrogen bonding
- Sun Nov 25, 2018 12:19 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Polarity
- Replies: 6
- Views: 534
Re: Polarity
Just because a molecule has lone pairs does not mean that it is necessarily polar. It more depends on the where the lone pairs are and how the bonds are placed, if they cancel or not. Think of it as vectors pulling the molecule in opposite directions.
- Fri Nov 16, 2018 12:50 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Distance from Central Atom
- Replies: 8
- Views: 555
Re: Distance from Central Atom
The shaded and hatched wedges are just there to help distinguish that the bonds are existing in three dimensions. A shaded wedge indicates that the bond is coming out of the plane while a hatched wedge indicates that the wedge is extending back into the plane.
- Fri Nov 16, 2018 12:35 pm
- Forum: Polarisability of Anions, The Polarizing Power of Cations
- Topic: Polarizability
- Replies: 3
- Views: 434
Re: Polarizability
Polarizability corresponds with the interaction between electrons and the nucleus. The less electrons, the stronger the interaction between those electrons and the nucleus. These electrons would be held tightly and have low polarizability because the interaction between those electrons and the nucle...
- Fri Nov 16, 2018 12:26 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Linear for AX2E3
- Replies: 2
- Views: 173
Re: Linear for AX2E3
The three lone pairs are in the equatorial plane so the overall shape would be linear.
- Sun Nov 11, 2018 5:54 pm
- Forum: Coordinate Covalent Bonds
- Topic: coordinate covalent bond
- Replies: 7
- Views: 934
Re: coordinate covalent bond
A coordinate bond is formed when one atom provides both electrons for the shared pair with another atom that is lacking such a pair. The two electrons derive from the same atom.
- Sun Nov 11, 2018 5:52 pm
- Forum: Sigma & Pi Bonds
- Topic: Sigma vs. Pi Bonds
- Replies: 3
- Views: 385
Re: Sigma vs. Pi Bonds
A sigma bond is the first bond. Every bond after that is a pi bond. A sigma bond would let the molecule be rotated around the bond.
- Sat Nov 10, 2018 8:26 pm
- Forum: Determining Molecular Shape (VSEPR)
- Topic: Drawing Lewis Structures with VSPER
- Replies: 5
- Views: 514
Re: Drawing Lewis Structures with VSPER
I think drawing it either way would be fine as long as you specify that the molecule is trigonal planar and the bond angle is 120 degrees. Drawing it in its actual position would be a good way to visualize the bond angle though!
- Sat Nov 10, 2018 7:39 pm
- Forum: Bond Lengths & Energies
- Topic: Bond Lengths
- Replies: 5
- Views: 691
Re: Bond Lengths
Usually, we would be asked to find the bond length if there is some sort of resonance. There is no need to memorize any numbers. For example, the question will give the bond length for the single bond. We can determine that the double bond is shorter. If there is resonance and we are given the singl...
- Sat Nov 10, 2018 7:38 pm
- Forum: Dipole Moments
- Topic: Hydrogen Bonds
- Replies: 20
- Views: 1443
Re: Hydrogen Bonds
Hydrogen bonding is the strongest intermolecular force, but it is still weaker than a covalent or ionic bond. Hydrogen bonds are responsible for holding together DNA, proteins, and other macromolecules and the high melting and boiling point of water.
- Sat Nov 03, 2018 7:10 pm
- Forum: Trends in The Periodic Table
- Topic: Effective Nuclear Charge
- Replies: 5
- Views: 511
Re: Effective Nuclear Charge
The effective nuclear charge increases across the period because of an increase in positive nuclear charge with no accompanying increase in number of electron shells. The effective nuclear charge decreases down a group because the greater size causes a weaker net attraction.
- Sat Nov 03, 2018 7:07 pm
- Forum: Lewis Structures
- Topic: Memorizing chemical formulas from their names?
- Replies: 3
- Views: 334
Re: Memorizing chemical formulas from their names?
I think it is a good idea to know some of the more common polyatomic ions such as ammonia, hydroxide, and sulfate. If it is more complicated, it might be given.
- Sat Nov 03, 2018 7:05 pm
- Forum: Student Social/Study Group
- Topic: Sig Figs on Midterm
- Replies: 13
- Views: 1523
Re: Sig Figs on Midterm
I think significant figures will be more important on this test. Pay attention to the question and use the least number of significant figures. One point will probably be docked for each significant figure mistake
- Sat Nov 03, 2018 5:57 pm
- Forum: Lewis Structures
- Topic: Lewis Acids and Bases
- Replies: 5
- Views: 372
Re: Lewis Acids and Bases
A Lewis acid accepts a pair of electrons while a Lewis base donates a pair of electrons
- Sat Oct 27, 2018 8:47 pm
- Forum: Lewis Structures
- Topic: Polyatomic Ions
- Replies: 3
- Views: 231
Re: Polyatomic Ions
It may be a good idea to know a few of the basic ones, such as sulfate and ammonium. Otherwise, I think they will be provided or stick to the common ones.
- Sat Oct 27, 2018 8:44 pm
- Forum: Administrative Questions and Class Announcements
- Topic: Midterm
- Replies: 11
- Views: 871
Re: Midterm
The midterm will cover the high school review of chemistry from the first test and the Quantum Chemistry that we are learning now and whatever we cover before the midterm.
- Sat Oct 27, 2018 8:42 pm
- Forum: Quantum Numbers and The H-Atom
- Topic: Magnetic Spin Number
- Replies: 5
- Views: 413
Re: Magnetic Spin Number
They can exist in different orbitals. Two electrons cannot have the same exact four quantum numbers. The fourth number dictates the spin of the electron.
- Sat Oct 27, 2018 8:39 pm
- Forum: Lewis Structures
- Topic: Periodic Table Trends
- Replies: 3
- Views: 149
Re: Periodic Table Trends
Electron affinity is the energy that is released when an electron is added to an atom. Electronegativity is the atom's tendency to attract an electron in a shared bond. The two terms are similar, but different.
- Thu Oct 18, 2018 2:58 pm
- Forum: *Shrodinger Equation
- Topic: dz orbital
- Replies: 2
- Views: 195
Re: dz orbital
The cone itself is a nodal plane because the probability of locating an electron in that plane is zero.
- Thu Oct 18, 2018 2:44 pm
- Forum: Wave Functions and s-, p-, d-, f- Orbitals
- Topic: Orbital Interaction
- Replies: 2
- Views: 256
Re: Orbital Interaction
The different axes are referring to the nodal planes of the different electron orbitals. The nodal planes are where there is zero probability of finding an electron.
- Thu Oct 18, 2018 2:42 pm
- Forum: *Shrodinger Equation
- Topic: Schrodinger Equation
- Replies: 2
- Views: 92
Re: Schrodinger Equation
Since we won't be doing actual calculations with Schrodinger's Wave Function Equation, I think we just need to understand how it describes quantum mechanical behavior.
- Thu Oct 11, 2018 6:34 pm
- Forum: Photoelectric Effect
- Topic: Photoelectric Effect
- Replies: 3
- Views: 166
Re: Photoelectric Effect
The electrons will descend one energy level at a time since it is quantized. Thus, the energy levels are discrete and not continuous
- Thu Oct 11, 2018 6:31 pm
- Forum: Empirical & Molecular Formulas
- Topic: Is it possible for the Empirical and Molecular formula to be the same? [ENDORSED]
- Replies: 8
- Views: 1192
Re: Is it possible for the Empirical and Molecular formula to be the same? [ENDORSED]
The empirical formula and the molecular formula can be the same! It just means that the molecular formula is already in the simplest form. This can be verified if the mass of the empirical formula is the same as the molar mass of the compound.
- Thu Oct 11, 2018 6:28 pm
- Forum: Properties of Light
- Topic: Threshold Energy
- Replies: 11
- Views: 789
Re: Threshold Energy
Basically, a metal's threshold energy is the minimum amount of energy that is needed an electron to be ejected from the metal. Each photon needs to have this energy in order for an electron to be ejected.
- Thu Oct 04, 2018 12:34 am
- Forum: Significant Figures
- Topic: Sig Figs
- Replies: 6
- Views: 487
Re: Sig Figs
400.00 and 400.0 do not have the same number of sig figs because 400.00 if more accurate to a hundredth place than 400.0
- Thu Oct 04, 2018 12:32 am
- Forum: Significant Figures
- Topic: Decimal point
- Replies: 14
- Views: 829
Re: Decimal point
125 and 125. have the same number of sig figs! Sometimes it may be confusing if the numbers end in 0. For example 120 and 120.0 have different sig figs because of the decimal in place.
- Thu Oct 04, 2018 12:31 am
- Forum: Molarity, Solutions, Dilutions
- Topic: molarity conversion
- Replies: 7
- Views: 433
Re: molarity conversion
Yes, ml always has to be converted to liters because the units of molarity is moles/liter. If the units are not in L, the units will not cancel appropriately