Which of the following can serve as the solvent in a solution? ...

[mmm]

Which of the following can serve as the solvent in a solution?
 
  A) a gas
  B) a liquid
  C) a solid
  D) a mixture of commingled liquids
  E) all of the above

Question 2

Consider the following balanced reaction. What mass (in g) of CO2 can be formed from 288 mg of O2? Assume that there is excess C3H7SH present. C3H7SH(l) + 6 O2(g)  3 CO2(g) + SO2(g) + 4 H2O(g)
 
  A) 0.396 g CO2
  B) 0.209 g CO2
  C) 0.792 g CO2
  D) 0.126 g CO2
  E) 0.198 g CO2

Question 3

How many mL of O2 gas at 25C and 755 mm Hg pressure can be produced from the thermal decomposition of 0.300 grams of KClO3(s) according to the chemical equation shown below?
 
  2 KClO3(s)  2 KCl(s) + 3 O2(g)
 
  A) 30.1 mL
  B) 40.2 mL
  C) 90.4 mL
  D) 181 mL

Question 4

The number of components in a solution is ________.
 
  A) at least 2
  B) 3
  C) 4
  D) 5
  E) 6

[asware1]

Answer to Question 1

E

Answer to Question 2

E

Answer to Question 3

C

Answer to Question 4

A

[mmm]

TYSM

[AmberC1996]

Gracias!