Determine the empirical and molecular formula for chrysotile asbestos. Chrysotile has the following percent composition: 28.03% Mg, 21.60% Si, 1.16% H, and 49.21% O. The molar mass for chrysotile is 520.8 g/mol

Question
Determine the empirical and molecular formula for chrysotile asbestos. Chrysotile has the following percent composition: 28.03% Mg, 21.60% Si, 1.16% H, and 49.21% O. The molar mass for chrysotile is 520.8 g/mol
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Complete and balance the following acid-base equations:

HCl gas reacts with solid Ca(OH)2(s).
A solution of Sr(OH)2 is added to a solution of HNO3

These are two different questions..please show work

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