Test 3 Practice
Name:
1. A patient receives 400 mL of a 5% (m/v) mannitol solution every hour. The number of grams
of mannitol is_______.
a) 5
b) 10
c) 15
d) 20
2. Write the balanced equation for dissociating the following solid ionic salts in water:
a) K3PO4(s)
b) Fe3(PO4)2(s)
3. (15pts) Which of the following reaction has a precipitate. Use the solubility rules and predict
the products, if there is an insoluble product then write the total ionic equation and the net ionic
equation for the reaction.
a) Sr(NO3)2(aq) + Na2SO4(aq)
or
b) (NH4)2SO4(aq) + NaNO3(aq)
4. How many grams of a solution of 4.500 %(m/m) Na2S can be made with a starting Na2S mass of 51.25
g?
5. How many liters of a 2.000 M HCl solution will react with 36.67g of Zn?
Zn(s) +2HCl(aq) → H2 (g) + ZnCl2(aq)
~1~
6. Write the balanced equation for the neutralization reaction between the following acid/base
pairs:
a) KOH + H2SO4
b) Al(OH)3 + HCl
7. Calculate the [H3O+] or the pH of the following solutions, and say wither the solution is
acidic, basic, or neutral:
a) pH= 2.35
b) [H3O+] = 0.0000001 M
8. What volume of a 0.050M HCl solution would be neutralized by 22.25 mL of a 0.040M
NaOH solution?
~2~
~3~
~4~