If the solubility of KHCO 3 is 0.40 mole/dm 3 at room temperature , calculate

CHEMISTRY
WAEC 1999

If the solubility of KHCO3 is 0.40 mole/dm3 at room temperature , calculate the mass of KHCO3 in 100dm3 of the solution at this temperature. [KHCO3 = 100hmol]

  • A. 4.0g
  • B. 10.0g
  • C. 40.0g
  • D. 100.0g

Correct Answer: A. 4.0g



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