The number of grammes of potassium hydroxide in 250cm3 of one molar solution is? (K…

The number of grammes of potassium hydroxide in 250cm3 of one molar solution is?
(K = 39, O = 16, H = 1)
  • A.
    40g
  • B.
    52g
  • C.
    100g
  • D.
    26g
  • E.
    14g
Correct Answer: Option E
Explanation

1000 cm3 of KOH contains 56 gm of KOH
250 cm3
of 1M KOH will contain (250)/(1000) x (56)/(1) = 14gms

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