Labels:text | screenshot | font OCR: How many moles of water molecules in 9.0 gms of pure water (H,0) ? 1 0.50 moles H 1.007 The periodic table shows that one mole 80 15.999 of H20 has a mass of about 18.0gms. Moles H20 = 9.0 gms /18.0gms/mol 18.0gms 0.50 moles
