meerarajagopal meerarajagopal

15-05-2015
Chemistry

Answered

Work out the percentage composition of Microcosmic salt NaNH4HPO4.4H2O

Answer :

03-06-2015

Molecular weight of microsomic salt is 209u %Na = 1* 23/ 209 * 100 = 11% %N = 1*14 / 209 *100 = 7% %H = 13*1 / 209 * 100 = 6% %P = 1*31 / 209 * 100 = 15% %O = 8*16 / 209 * 100 = 61% Total % = 11+7+6+15+61 = 100%

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