Chemistry, asked by JohanDanielM, 9 months ago

1.a) Calculate the molecular mass of water (H2O) b) Calculate the molecular mass of HNO3 2 Calculate the molecular masses of the following : i) Cu.SO4 ii) Al2(SO4)3 iii) H2SO4. (Given atomic masses : C=12u, H=1uO=16u, Al=27u S=32u, Cu=63.5u 2.Write down the chemical formulae of Aluminium oxide ii) Aluminium chloride iii) Calcium hydroxide iv) Sodium carbonate v) ,Magnesium oxide

Answers

Answered by DhruvShivnani
2

Answer:

a) 18 g/mol

B) 63 g/mol

I) 159.5 g / mol

Ii) 342 g/mol

III) 98 g/mol

I) Al2O3

II) AlCl3

III) Ca(Oh) 2

IV) Na2CO3

V) MgO

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