Question

calculate the mass % of each element
in the following compound
i H₃PO3​

Answer 1

Molecular Mass :

= 3(1)+31+3(16) g

=3+31+48g

=82g

% of H= $\frac{3}{82} \times 100$ =3.65%

% of P= $\frac{31}{82} \times 100$ =37.80%

% of O= $\frac{48}{82} \times 100$ =58.53%

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