sweet sour

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Questions

The following questions were asked by visitors named sweet sour.

nitric acid is composed of HNO3 molecule.A sample of 4.50 g was obtained. calculate the number of oxygen atom in the sample. this is what i do .can u check if i am wrong or miss something answer : mole HNO3 = 4.50g/63 = 0.07 mol mole : no of particle/NA =...
10 years ago

Answers

The following answers were posted by visitors named sweet sour.