Mass Percent and Molarity

Quiz
•
Chemistry
•
10th Grade
•
Easy
Standards-aligned
Charles Martinez
Used 1+ times
FREE Resource
6 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many moles of sucrose are dissolved in 250 mL of a solution if the solution concentration is 0.150M?
37.5 mol
0.0006 mol
0.038 mol
1666.6
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molarity of a solution of HNO3 that contains 12.6 grams HNO3 in 1.0 L of solution?
0.200M
12.6M
0.0159M
126M
Tags
NGSS.HS-PS1-5
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Calculate the molality of 25.0 grams of KBr dissolved in 750.0 mL pure water.
18750
0.33M
30M
0.280M
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the molality of a solution that contains 825mg of NA2HPO4 dissolved in 450.0 mL of water?
3.72M
0.544M
0.0129M
1.83M
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A sugar solution consists of 35.8 grams and 123.5 grams of water. What is the percent by mass of the sugar in the soluton?
45.0%
22.2%
26.7%
35.0%
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Determine the percent by mass of a solution made from dissolving 30.0 g of H202 with 70.0 g H20.
22.8%
89.2%
46.9%
30.0%
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