Molar Mass of C8H10N4O2 (Caffeine)

Molar Mass Calculator

What is the molar mass of C₈H₁₀N₄O₂?

Answer

M(C₈H₁₀N₄O₂) =

194.194 g/mol

Atomic weights: IUPAC standard values (CIAAW, 2024).

Contribution of each element
Element	Atoms, n	Atomic weight, A	n × A, g/mol Mass fraction, w	Mass fraction, w
Ccarbon	8	12.011	96.088 w ≈ 49.48%	≈ 49.48%
Hhydrogen	10	1.0080	10.0800 w ≈ 5.19%	≈ 5.19%
Nnitrogen	4	14.007	56.028 w ≈ 28.85%	≈ 28.85%
Ooxygen	2	15.999	31.998 w ≈ 16.48%	≈ 16.48%
Σ = 194.194 g/mol w = 100%				100%

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

Mass fractions of the elements

C 49.48%

N 28.85%O 16.48%H 5.19%

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Molar masses of substances nearby

Formula	M, g/mol
H₃C₆H₅O₇ (citric acid)	192.123
Ir (iridium)	192.22
K₂CrO₄ (potassium chromate)	194.188
C₈H₁₀N₄O₂ (caffeine)	194.194
Pt (platinum)	195.08
C₆H₁₂O₇ (D-gluconic acid)	196.155
Au (gold)	196.97

FAQ

What is the molar mass of C8H10N4O2?

M(C₈H₁₀N₄O₂) = 194.194 g/mol

How to calculate the molar mass of C₈H₁₀N₄O₂?

Add up the atomic weights of all the atoms in the formula: 8 × 12.011 + 10 × 1.0080 + 4 × 14.007 + 2 × 15.999 = 194.194 g/mol.

How many grams are in 2 moles of C₈H₁₀N₄O₂?

m = n × M = 2 mol × 194.194 g/mol = 388.388 g.

See Also