Chemistry

Question 1

Ideal Gas Law

Answer 1

PV=nRT

Question 2

Ideal Gas Property

Answer 2

composed of particles that have negligible volume and do not exert intermolecular forces

Question 3

pH

Answer 3

-log {H+}

Question 4

a difference of 3 pH units, 4 pH units, and 5 pH units corresponds to what?

Answer 4

3 pH units= 10^3 change
4pH units= 10^4 change
5pH units= 10^5 change

Question 5

Strong acids + water—> reaction to _____

Weak acids_ water—–> reaction to____

Answer 5

strong acids react to completion (H2O4, H3PO4, HCl)

weak acids react the least w/ dissociation

Question 6

Spontaneous reactions have a ___

Answer 6

negative delta G

Question 7

Any reaction that creates gas products from a solid or a liquid must have a _____ delta S

Answer 7

A positive Delta S

Question 8

Grinding a catalyst does what

Answer 8

causes the reaction rate to be faster because there is a greater surface area of exposed catalyst

Question 9

Spontaneous reaction occurs when delta E is

Answer 9

greater than 0