Chemistry, asked by avikashukla2004, 6 months ago

Calculate the mass percent of different elements present in sodium sulphate (Na2 SO4).

Answers

Answered by rakhidubey62

2

Answer:

molar mass of Na2SO4 ===

23×2+32+4×16=

142

Na=

23×2×100/ 142=

32.4%

S=

32×100/142 =

22.5%

O=

64×100/142=

45%

hope it'll help you....

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