Molar Mass of C16H9N4Na3O9S2 (Tartrazine)

Molar Mass Calculator
Chemical formula Write symbols with a capital letter: CoCl2 is cobalt chloride, COCl2 is phosgene. A hydrate takes a dot: CuSO4·5H2O or CuSO4.5H2O

What is the molar mass of C16H9N4Na3O9S2?

Answer

M(C16H9N4Na3O9S2) ≈
534.36 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
Ccarbon1612.011192.176 w ≈ 35.96%
Hhydrogen91.00809.0720 w ≈ 1.70%
Nnitrogen414.00756.028 w ≈ 10.49%
Nasodium322.99068.970 w ≈ 12.91%
Ooxygen915.999143.991 w ≈ 26.95%
Ssulfur232.0664.12 w ≈ 12.00%
Σ = 534.357 ≈ 534.36 g/mol w = 100%

Each fraction is rounded on its own, so the printed ones add up to 100.01%; unrounded, they make exactly 100%.

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

Mass fractions of the elements

O 26.95%Na 12.91%S 12.00%N 10.49%H 1.70%

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Recalculate with different values ↑

Molar masses of substances nearby

FormulaM, g/mol
C₁₂H₂₂CaO₁₄ (calcium gluconate)430.372
HgI₂ (mercury(II) iodide)454.39
PbI₂ (lead(II) iodide)461.0
C₁₆H₉N₄Na₃O₉S₂ (tartrazine)534.36
Ba₃(PO₄)₂ (barium phosphate)601.93
C₂₇H₂₈Br₂O₅S (bromthymol blue)624.38
C₅₇H₁₁₀O₆ (glyceryl tristearate)891.501

FAQ

What is the molar mass of C16H9N4Na3O9S2?

M(C₁₆H₉N₄Na₃O₉S₂) ≈ 534.36 g/mol

How to calculate the molar mass of C₁₆H₉N₄Na₃O₉S₂?

Add up the atomic weights of all the atoms in the formula: 16 × 12.011 + 9 × 1.0080 + 4 × 14.007 + 3 × 22.990 + 9 × 15.999 + 2 × 32.06 = 534.357 ≈ 534.36 g/mol.

How many grams are in 2 moles of C₁₆H₉N₄Na₃O₉S₂?

m = n × M = 2 mol × 534.36 g/mol = 1,068.72 g.

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