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Molar mass (molecular weight) is the mass of one mole (6.022 × 10²³ molecules) of a substance. It is calculated by summing the atomic masses of all atoms in the chemical formula.

ଷ୍ଟେପ୍-ଷ୍ଟେପ୍ ଗାଇଡ୍ |

  1. 1Identify each element and its count in the formula
  2. 2Look up each element's atomic mass (from the periodic table)
  3. 3Multiply each atomic mass by its count
  4. 4Sum all values — the result is in g/mol

ସମାଧାନ ହୋଇଥିବା ଉଦାହରଣ

ଇନପୁଟ୍
H₂O
ଫଳ
18.015 g/mol
2×1.008 + 15.999
ଇନପୁଟ୍
NaCl
ଫଳ
58.44 g/mol
22.99 + 35.45
ଇନପୁଟ୍
C₆H₁₂O₆ (glucose)
ଫଳ
180.16 g/mol
6×12 + 12×1.008 + 6×16

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