Cambridge A-Level · Chemistry

Mole concept

9 practice questions, each with the answer and an explanation.

Practise Mole concept now

Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.

What is the molar mass (in g/mol) of $H_{2} S O_{4}$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $NaOH$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $CaC O_{3}$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $HN O_{3}$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $N H_{3}$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $C O_{2}$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $C_{6} H_{12} O_{6}$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $H_{2} O$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)
What is the molar mass (in g/mol) of $C H_{4}$ ? (H = 1, C = 12, N = 14, O = 16, Na = 23, S = 32, Ca = 40)