Question:- Calculate the mass of iron in \(10~Kg\) of iron ore which contains \(80\%\) of pure ferric oxide.
27
Aug
Solution:- Amount of (ce{Fe2O3}) present in the ore = (frac{normalsize80}{normalsize100}times~10~Kg) […]
Question:- Find the empirical formula of the compound with the following percentage composition: \(Pb= 62.5\%\); \(N=8.5\%\); \(O=29.0\%\)
25
Aug
Solution:- Atomic masses of (Pb= 207~amu), (N= 14~amu), (O=16~amu) We will have compound formation, that will contain three elements (Pb), (N) and (O) Elements […]
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