What is the weight percentage of calcium hydroxide [(Ca(OH)2)] in its 4 M aqueous solution [density of solution=1 3 g/ml] - Science - Atoms and Molecules

Question

What is the weight percentage of calcium hydroxide
[(Ca(OH)2)] in its 4 M aqueous solution?[density of
solution=1 3 g/ml]

Jyoti Pant · Accepted Answer

4M  Ca(OH)2 solution means 296 g of Ca(OH)2 is dissolved in 1000 ml of solution
Mass of solution=d×V=1
3×1000=1300 gWeight percentage=Weight of soluteWeight of solution×100=2961300×100=22
8%

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