Molarity Question Preview (ID: 40062)
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How many grams of NaCl are in 75 mL of 0.29 M solution?
a) 15
b) 58
c) 0.58
d) 0.029
How many moles of KI are in 850 mL of 0.55 M solution?
a) 0.47
b) 1.6
c) 3.1
d) 0.94
What is the molarity of a solution that contains 122 g MgSO4 in 3.5 L?
a) 0.290
b) 0.550
c) 0.271
d) 0.630
What is the molarity of CH3OH in 230 ml of solution that contains 11.7 g?
a) 1.59
b) 11.9
c) 0.0119
d) 0.00159
What is the molarity of a solution containing 0.45 mol NaCl in 100 mL?
a) 45
b) 4.5
c) 7.8
d) 0.58
How many moles of Br- ions are in 0.500 L of 0.300 M AlBr3?
a) 0.150
b) 0.450
c) 0.167
d) 0.500
A strong electrolyte ___________________ completely in solution
a) reacts
b) disappears
c) Ionizes
d) decomposes
What volume of 1.3 M solution would contain 42 g of Ca(NO3)2?
a) 0.2 L
b) 2.0 L
c) 0.02 L
d) 0.13 L
Which contains more Na+ ions, 500 ml of 1 M NaCl, or 250 mL of 0.5 M Na2S?
a) 500 mL 1 M NaCl
b) 250 mL 0.5 M Na2S
c) Both are the same
d) You can't tell
How many moles of C12H22O11 are needed to prepare 2.5 L of 0.300 M solution?
a) 0.75
b) 0.70
c) 0.65
d) 0.70
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