CHEMISTRY

JAMB 2003 - Question 19

Chemistry 2003 JAMB Past Questions - Question 19: When 10g of sodium hydroxide is dissolved in 1000cm³ of water, the solution formed is approximately

Choose the correct answers from the options given.
When 10g of sodium hydroxide is dissolved in 1000cm³ of water, the solution formed is approximately
A:
B:
C:
D:
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Correct Answer

C

Explanation

40g NaOH in 1000cm³ of water = 1.0mol dm-³ therefore 10g NaOH IN 1000cm³ of water = 1.0 x 10 / 40= 0.25mol dm-³

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