Calculate the molecular mass of hydrogen bromide (HBr). (Atomic masses:H = 1 u; Br= 80 u)
Calculation of molecular mass of hydrogen bromide (HBr)
Molar mass of HBr
=(Atomicmassofhydrogen×1)+(Atomicmassofbromine×1)=(1×1)+(79.9×1)=80.9u
Hence the molar mass of HBr = 80.9 u.
Calculate the molecular mass of hydrogen bromide (HBr). (Atomic masses: H = 1 u; Br = 80 u)
Calculate the molecular mass of chloroform (CHCl3).
(Atomic masses: C = 12 u; H = 1 u; Cl = 35.5 u)