Search found 5 matches
- Fri Oct 04, 2019 1:39 am
- Forum: Accuracy, Precision, Mole, Other Definitions
- Topic: Units in Answer
- Replies: 18
- Views: 860
Re: Units in Answer
The wording in the question should give hints on what units the answer should be in. Since the questions vary so much, it's difficult to pick one unit for all of your answers, so it's best to check what the question is asking for. :)
- Fri Oct 04, 2019 1:28 am
- Forum: Accuracy, Precision, Mole, Other Definitions
- Topic: avogadro number
- Replies: 7
- Views: 738
Re: avogadro number
One mole has 6.022 x 10 23 (or Avogadro's number!) of something. Moles do not always have to be used for molecules and atoms, but they typically are associated with them since Avogadro's number is very large. For example, if you are given a certain number of atoms of an element, you can find the num...
- Fri Oct 04, 2019 1:16 am
- Forum: Accuracy, Precision, Mole, Other Definitions
- Topic: mol-1?
- Replies: 5
- Views: 353
Re: mol-1?
By writing g.mol -1 , it keeps the units on a single line and can reduce confusion about which units are on the numerator and denominator, especially as units get more complex. Both g.mol -1 and g/mol are the same and can be used interchangeably. I don't think you will be penalized if you choose one...
- Fri Oct 04, 2019 1:04 am
- Forum: Limiting Reactant Calculations
- Topic: Reviewing High School Chem Tips
- Replies: 10
- Views: 867
Re: Reviewing High School Chem Tips
Hello! KhanAcademy has really good videos on chemistry topics from the fundamentals to more complex concepts. The table of contents is super helpful for finding specific topics to review. https://www.khanacademy.org/science/chemistry If you're looking for a more in-depth, AP style review of chemistr...
- Fri Oct 04, 2019 12:44 am
- Forum: SI Units, Unit Conversions
- Topic: Memorizing Metric Conversions
- Replies: 8
- Views: 1025
Re: Memorizing Metric Conversions
Hello everyone! This is another (similar but slightly different!) mnemonic for metric conversions that I came across in high school. It has stuck with me since my sophomore year and has helped me in many classes. I hope this helps! :) Many Kings Hate Dragons Because Dragons Can't Make Money Nor Pain...