Question

Find mass of 2.5 moles of h20​

Answer 1

45g

Step-by-step explanation:

Molar Mass of H2O = (2x1) +16 = 2 + 16 = 18g/mol

Number of mole of H2O = 2.5moles

Mass of H2O =?

Mass = number of mole x molar Mass

Mass of H20 = 2.5 x 18 = 45g