Calculate molar mass (calculate molecular weight, Molar Mass Calculator).Formula:CNpy -- 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: CNpy
Molar Mass: 337.957 g/mol        1g=2.95895631692789E-03 mol
Percent composition (by mass):
Element  Count           Atom Mass                %(by mass)
C                  1                  12.011                        3.55%
Np                1                  237.04                        70.14%
y                  1                  88.906                        26.31%

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