Chemistry, asked by ayushiangel993, 1 month ago

A 6.90 M solution of KOH in water contains 30percent by weight of KOH .what is the density of the solution?​

Answers

Answered by fidaimtiazali
0

Answer:

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Answered by gaurangi4659
0

Answer:

Answer

Correct option is

A

1.288 g mL

−1

100 g solution contains 30 g KOH

Therefore ,

d

100

mL solution contains

56

30

mol KOH , d=density in g/m

2

Molarity =6.90=

56

30

×

100

d

×1000

d=1.288 g/mL

Hence, the correct option is A

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