Computes the molar mass of the given chemical compound.

compute_mass(chemical)

Arguments

chemical

The molecular formula given as a string.

Value

The molar mass of the given formula in g/mol.

Examples

compute_mass("H2O") ## returns 18.01528
#> [1] 18.013

compute_mass("C12H22O11") ## returns 342.3
#> [1] 342.275

compute_mass("Al2(SO4)3") ## returns 342.15
#> [1] 342.147

compute_mass("(NH4)HS") ## returns 51.107
#> [1] 51.107