What is the relative formula mass of aluminium nitrate?

(Relative atomic mass: Al= 27, N= 14, O= 16)

Which of the following relative molecular mass, RMM, or relative formula mass, RFM is not correct?

[Relative atomic mass, \(C=12,\,H=1,\, S=32,\, O=16,\,Na=23\)]

What is the relative atomic mass of iron, \(Fe\) given that the relative molecular mass of iron(III) hydroxide is 107?

[Relative atomic mass: \(O=16,\,H=1\)]

What is the relative molecular mass, RMM of \(CuSO_4.5H_2O\)?

[Relative atomic mass: \(O=16,\,H=1,\,Cu=64,\,S=32\)]

What is the relative molecular mass of hydrogen peroxide?

[Relative atomic mass: \(O=16,\, H=1\)]