Calculate the molar mass of the following compound, to 1 decimal place:

CH₂O₃

Calculate the molar mass of the following compound, to 1 decimal place:

H₃BO₃

Calculate the molar mass of the following compound, to 1 decimal place:

CuSO₄

Calculate the molar mass of the following compound, to 1 decimal place:

ZnSO₄

Calculate the molar mass of the following compound, to 1 decimal place:

Na₂O

Calculate the molar mass of the following compound, to 1 decimal place:

NH₄OH

Calculate the molar mass of the following compound, to 1 decimal place:

CaSO₄

Calculate the molar mass of the following compound, to 1 decimal place:

CH₄

Calculate the molar mass of the following compound, to 1 decimal place:

Fe₂O₃

Calculate the molar mass of the following compound, to 1 decimal place:

CaCO₃