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CHEMISTRY

JAMB 2006 - Question 39

Chemistry 2006 JAMB Past Questions - Question 39: If 30cm³ of a gas at 50°Cis warmed to 80°C at a fixed pressure, the fractional increase in volume is

Choose the correct answers from the options given.

If 30cm³ of a gas at 50°Cis warmed to 80°C at a fixed pressure, the fractional increase in volume is

A: 0.009

B: 0.093

C: 0.910

D: 1.090

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Correct Answer

Explanation

since the pressure is fixed, you apply Charles lawi.e. V1 = V2&V2 = V1 T2V2 = 30 X 353 = 32.78cm³ the difference in volume = (32.78-30.00)cm³ = 2.78 = 0.093