Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:B3H9 -- e-Tools Age

	Calculate molar mass
	Enter a chemical formula in the field below, pay attention to formula is case sensitive!!!	The formula should be entered as: H₂SO₄= H2SO4 CuSO₄.5H2O=CuSO4.5H2O 3BeO.Al2O₃.6SiO₂= (BeO)3.Al2O3.6SiO2

Calculations:
Formula: B3H9
Molar Mass: 41.5041 g/mol        1g=2.40940051705735E-02 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
B                  3                  10.811                        78.14%
H                  9                  1.0079                        21.86%

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