things to memorize for exam 2

Question 1

H2CO3 DR gas forming rxn

Answer 1

→ CO2 (g) + H2O (l)

Question 2

H2SO3 DR gas forming rxn

Answer 2

H2SO3 (aq) → SO2 (g) + H2O (l)

Question 3

NH4OH DR gas forming rxn

Answer 3

→ NH3 (g) + H2O (l)

Question 4

H2S is naturally a

Answer 4

gas

Question 5

HCN is naturally a

Answer 5

gas

Question 6

strong acids

Answer 6

HCl
HBr
HI
HNO3
H2SO4
HClO4

Question 7

strong bases

Answer 7

LiOH
KOH
NaOH
RbOH
CsOH
Ca(OH)2
Sr(OH)2
Ba(OH)2

Question 8

standard temp

Answer 8

0 degrees C (273.15 K)

Question 9

standard pressure

Answer 9

1 atm

Question 10

room temperature

Answer 10

25 degrees C

Question 11

Gases consist of many molecules that are in

Answer 11

continuous, random motion.

Question 12

Gases are mostly _____. Gas particles, themselves, are assumed to have 0
_____ (occupy no space). In other words, the combined volume of all the
molecules of the gas is _____ relative to the total volume in which the gas is
contained.

Answer 12

empty space; volume; negligible

Question 13

Attractive and repulsive forces between gas molecules are _____. There are
no _____forces between gas particles.

Answer 13

negligible; intermolecular

Question 14

Energy can be transferred between molecules during collisions, but the ______ of the molecules does not change with time, as long as the
_____ of the gas remains constant.

Answer 14

average kinetic energy; temperature