\({\%~of~an~element} = \frac{mass~of~an~element~in~the~compound}{relative~formula~mass~M_r} \times 100\) There are six atoms of hydrogen in the compound, so the mass ...
CBSE Class 12 Chemistry Exam 2026 to be held on February 28, 2026. PGT Chemistry shares tips and tricks to be included in ...
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