Lesson 2 _Part 1_ Find the molar mass
How to find the molar mass
Science
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5 questions
Question 1
Multiple Choice
10 points
Find the molar mass for hydrogen peroxide H2O2 ?
A.340.14 g/mol
B.34.014 g/mol
C.84.014 g/mol
D.43.67 g/mol
Question 2
Multiple Choice
10 points
What is the molar mass of Acetic acid CH3COOH ?
A.60.052 g/mol
B.80.052 g/mol
C.6.052 g/mol
D.68.052 g/mol
Question 3
Multiple Choice
10 points
What is the molar mass of Ethanol C2H6O ?
A.48.069 g/mol
B.4.069 g/mol
C.46.069 g/mol
D.122.069 g/mol
Question 4
Multiple Choice
10 points
What is the molar mass of Silver nitrate AgNO3 ?
A.169.872 g/mol
B.16.872 g/mol
C.190.872 g/mol
D.168 g/mol
Question 5
Multiple Choice
10 points
Challenge : What is the molar mass of Calcium phosphate Ca3(PO4)2 ?
A.102.198 g/mol
B.340.178 g/mol
C.349.113 g/mol
D.310.174 g/mol