Question

Please help!!!!!!!!!​

Answer 1

H2O (2x1.008 + 1x15.999) = 18.015 g/mol

CO2 (1x12.011 + 2x15.999) = 44.01 g/mol

BF3 (1x10.81 + 3x18.998) = 67.81 g/mol

K2O (2x39.098 + 1x15.999) = 94.20 g/mol

BaCO3 (1x137.33 + 1x12.011 + 3x15.999) = 197.34 g/mol