Molar Mass of NaHSO4 (Sodium Bisulfate)

Molar Mass Calculator

What is the molar mass of NaHSO₄?

Answer

M(NaHSO₄) ≈

120.05 g/mol

Atomic weights: IUPAC standard values (CIAAW, 2024); the sum is rounded to the decimal places of the least precise one — S: 32.06.

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Nasodium	1	22.990	22.990 w ≈ 19.15%	≈ 19.15%
Hhydrogen	1	1.0080	1.0080 w ≈ 0.84%	≈ 0.84%
Ssulfur	1	32.06	32.06 w ≈ 26.70%	≈ 26.70%
Ooxygen	4	15.999	63.996 w ≈ 53.31%	≈ 53.31%
Σ = 120.054 ≈ 120.05 g/mol w = 100%				100%

Atomic weights: CIAAW, Abridged Standard Atomic Weights (2024)

Mass fractions of the elements

O 53.31%

S 26.70%Na 19.15%H 0.84%

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Molar masses of substances nearby

Formula	M, g/mol
HMnO₄ (permanganic acid)	119.942
FeS₂ (ferrous disulfide)	119.97
NaH₂PO₄ (monosodium phosphate)	119.976
NaHSO₄ (sodium bisulfate)	120.05
C₄H₈O₄	120.104
C₈H₈O (acetophenone)	120.151
MgSO₄ (magnesium sulfate)	120.36

FAQ

What is the molar mass of NaHSO4?

M(NaHSO₄) ≈ 120.05 g/mol

How to calculate the molar mass of NaHSO₄?

Add up the atomic weights of all the atoms in the formula: 22.990 + 1.0080 + 32.06 + 4 × 15.999 = 120.054 ≈ 120.05 g/mol.

How many grams are in 2 moles of NaHSO₄?

m = n × M = 2 mol × 120.05 g/mol = 240.10 g.

See Also