Question

aspirin is a mild pain killer there are nine carbon atoms ,eight hydrogen atoms and four oxygen atoms in this compound write. empirical formula and molecular formula​

Answer 1

Answer:

ANSWER

Molar mass of C9H8O4=9×12+8×1+4×16

=180 gram/mole 

180 gram  C9H8O4≡108 gram carbon 

∴x gram C9H8O4≡0.968 gram carbon 

∴x=1080.968×180

=1.613 gram C9H8O4

Now

180 gram C9H8O4≡8 gram Hydrogen 

∴1.613 gram C9H8O4≡1808×1.613

=0.0717 gram 'H'

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