Relative formula mass (Revised)

Front

What is relative formula mass?

Back

The sum of the relative atomic masses of all atoms in a chemical formula.

Front

What is the unit of relative molecular mass?

Back

No units; it is a ratio of masses.

Front

How do you calculate the relative formula mass of a compound?

Back

Add the relative atomic masses of all the atoms in the compound.

Front

What is the relative atomic mass of Potassium (K)?

Back

39

Front

What is the relative atomic mass of Manganese (Mn)?

Back

55

Front

What is the relative atomic mass of Oxygen (O)?

Back

16

Front

Calculate the relative formula mass of potassium permanganate, KMnO4.

Back

158

Front

Calculate the relative formula mass of sulphuric acid, H2SO4.

Back

98

Front

Calculate the relative formula mass of magnesium hydroxide, Mg(OH)2.

Back

58

Front

What is the relative atomic mass of Hydrogen (H)?

Back

1