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Laabri

Copy of Molecular Formula Prac (5/28/2026)

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Last updated about 1 month ago
5 Nsɛmmisa

1
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

What is the molecular formula of a compound comprised of 49.47% C, 5.201% H, 28.84% N, and 16.48% O, with a molecular mass of 194.2 g/mol?

a. Step 1 - Empirical Formula

b. Step 2 - Empirical Mass g/mol

c. Step 3 - Molecular Mass g/mol

d. Step 4 - Formula Units

e. Step 5 - Molecular Formula

1
Asemmisa {{asɛmmisaAhyɛnsode}}
2.
1

1
1

What is the molecular formula of a compound that contains 92.3% C and 7.70% H with a molecular mass of 78.1 g/mol?

a. Step 1 - Empirical Formula

b. Step 2 - Empirical Mass g/mol

c. Step 3 - Molecular Mass g/mol

d. Step 4 - Formula Units

e. Step 5 - Molecular Formula

Asemmisa {{asɛmmisaAhyɛnsode}}
3.

What is the molecular formula of a compound that contains 24.3% C, 4.10% H, and 71.6% Cl with a molecular mass of 99.0 g/mol?

a. Step 1 - Empirical Formula

b. Step 2 - Empirical Mass g/mol

c. Step 3 - Molecular Mass g/mol

d. Step 4 - Formula Units

e. Step 5 - Molecular Formula

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

What is the molecular formula of a compound that contains 28.03% Mg, 21.60% Si, 1.16% H, and 49.21% O with a molecular mass of 520.8 g/mol?

a. Step 1 - Empirical Formula

b. Step 2 - Empirical Mass g/mol

c. Step 3 - Molecular Mass g/mol

d. Step 4 - Formula Units

e. Step 5 - Molecular Formula

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

What is the molecular formula of a compound with an empirical formula of NH2 with a molecular mass of 32.06 g/mol?

a. Empirical Mass g/mol

b. Molecular Mass g/mol

c. Formula Units

d. Molecular Formula