
Molarity, Molality
Quiz
•
Chemistry
•
12th Grade
•
Practice Problem
•
Medium
Maricon Ruperez
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7 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Molality (m) = moles of solute / _________________________.
kilogram of solvent
kiloliter of solvent
kilometer of solvent
ounces of solvent
2.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
Molar mass of NaOH is ______________________(Na =23, H=1, O=16)
40 grams/mol
50 grams/mol
45 grams/mol
38 grams/nol
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
molality is defined as ________________________
the moles of solute per kilogram of solvent
moles of solute per liter of solution
mass of solute/ mass of solution
mass of solute/ mass of solvent X 100
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
Molarity is measured in _____.
moles per g.
mols per L.
moles per mm.
moles per mL.
5.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
What do molarity and molality have in common?
Both have "moles solute" in the numerator
Both have "kg solvent" in the denominator
Both have "L solution" in the denominator
Both have "moles solution" in the denominator
6.
MULTIPLE CHOICE QUESTION
3 mins • 1 pt
What is the molarity of a 0.5L sample of a solution that contains 60.0 g of sodium hydroxide (NaOH)
(Na =23, H=1, O=16)
0.8 M
1.5M
3.0M
6.0M
7.
MULTIPLE CHOICE QUESTION
5 mins • 1 pt
How many moles of NaCl are present in a solution with a molarity of 8.59 M and a volume of 125 mL?
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