Molar mass of potassium chromate (K2CrO4)

The molar mass of potassium chromate (K2CrO4) is 194.188 g/mol.

Step-by-step calculation

Element	Atoms	Atomic mass	Subtotal
Potassium	× 2	39.098	= 78.196
Chromium	× 1	51.996	= 51.996
Oxygen	× 4	15.999	= 63.996
Total			194.188 g/mol

Percent composition by element

Potassium 40.27%
Chromium 26.78%
Oxygen 32.96%

Try another formula

H₂O NaCl CO₂ C₆H₁₂O₆ H₂SO₄ Ca(OH)₂ CuSO₄·5H₂O C₈H₁₀N₄O₂

Could not read that formula

Related compounds

K₂Cr₂O₇ Potassium dichromate KOH Potassium hydroxide KClO₃ Potassium chlorate KAl(SO₄)₂·12H₂O Potassium alum KMnO₄ Potassium permanganate KNO₃ Potassium nitrate

FAQ

What is the molar mass of K2CrO4?

The molar mass of potassium chromate (K2CrO4) is 194.188 g/mol.

How do you calculate the molar mass of K2CrO4?

Multiply the atomic mass of each element by the number of its atoms in K2CrO4, then add the results: 2 × 39.098 (K) + 1 × 51.996 (Cr) + 4 × 15.999 (O) = 194.188 g/mol.

What percentage of K2CrO4 is Potassium?

Potassium makes up 40.27% of the mass of potassium chromate (K2CrO4).