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1. a) A given inorganic compound contains only silicon (Si) and hydrogen (H). If the mass percentage of Si in this compound is 90.28% ,

a) A given inorganic compound contains only silicon (Si) and hydrogen (H). If the mass percentage of Si in this compound is 90.28% , what is the mass percentage of H in this compound?

b) What is the empirical formula of the compound in part a) ?

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