Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:3.99n2h4 -- 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: 3.99n2h4
Molar Mass: 3175.5144 g/mol        1g=3.14909609605297E-04 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
n                  198.2          14.007                        87.43%
h                  399              1.0079                        12.66%

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