aaykaydep3dky3
aaykaydep3dky3
30-01-2018
Chemistry
contestada
molarity of 2%W/V of NaOH is
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chquay
chquay
30-01-2018
Assume it is 1 litre and weighs 1kg.
2 percent of 1 kg is 20g.
20g divided by molar mass of NaOH.
20g divide by 40 = 0.5 mole
0.5 mole in a litre would be 0.5M
That is the answer: 0.5M
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