Search found 14 matches

by Cindy Ngo 1E
Mon Mar 13, 2017 4:55 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

Q: Why did the noble gas cry?
A: Because all his friends argon
by Cindy Ngo 1E
Thu Mar 09, 2017 2:44 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

What was the charge when NaCl was arrested?

A salt.
by Cindy Ngo 1E
Mon Mar 06, 2017 4:37 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

Q: What do they do with a sick chemist?
A: Well, if you can't curium and you can't helium, you might as well barium.
by Cindy Ngo 1E
Thu Mar 02, 2017 12:05 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

A photon checks into a hotel and is asked if he needs any help with his luggage. He says, "No, I'm traveling light."
by Cindy Ngo 1E
Tue Feb 21, 2017 10:02 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

Q: What did one ion say to the other?
A: I've got my ion you.
by Cindy Ngo 1E
Fri Feb 17, 2017 10:14 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

Helium walks into a bar,
The bar tender says "We don't serve noble gasses in here."
Helium doesn't react.
by Cindy Ngo 1E
Mon Feb 13, 2017 3:39 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

Did you know that oxygen went on a date with potassium?
It went OK
by Cindy Ngo 1E
Wed Feb 08, 2017 10:00 pm
Forum: Galvanic/Voltaic Cells, Calculating Standard Cell Potentials, Cell Diagrams
Topic: Inert Conductors
Replies: 1
Views: 255

Inert Conductors

When do you use an inert conductor? Also, how do you know if you need an inert conductor on the left or right side or both?
by Cindy Ngo 1E
Mon Feb 06, 2017 4:25 pm
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

Teacher: Chemistry test tomorrow!
Me: How about Nitric Oxide (NO)..
by Cindy Ngo 1E
Thu Feb 02, 2017 10:15 am
Forum: Student Social/Study Group
Topic: Post All Chemistry Jokes Here
Replies: 7609
Views: 1020025

Re: Post All Chemistry Jokes Here

What kind of fish is made of only two sodium atoms?

2 Na (tuna)
by Cindy Ngo 1E
Thu Jan 26, 2017 8:51 pm
Forum: Concepts & Calculations Using Second Law of Thermodynamics
Topic: HW 9.5
Replies: 1
Views: 275

HW 9.5

Why is 40000 J negative when dividing by 800 K and 40000 J positive when dividing by 200 K?
by Cindy Ngo 1E
Sun Jan 22, 2017 4:49 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: HW 8.67
Replies: 3
Views: 436

HW 8.67

For parts b, c, and d, what does it mean to atomize and how do you know when to do it?
by Cindy Ngo 1E
Wed Jan 18, 2017 10:21 am
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: Units [ENDORSED]
Replies: 5
Views: 618

Units [ENDORSED]

How do you know when the units are kj or kj/mol?
by Cindy Ngo 1E
Thu Jan 12, 2017 9:43 pm
Forum: Reaction Enthalpies (e.g., Using Hess’s Law, Bond Enthalpies, Standard Enthalpies of Formation)
Topic: Standard Enthalpy of Formation
Replies: 2
Views: 317

Standard Enthalpy of Formation

Why is it that the standard enthalpy of formation of a product can be a negative value? Can it be a positive value?

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