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The volume occupied by 1.58g of a gas at S.T.P is 500cm\(^3\). What is the relative...

Chemistry
JAMB 2020

The volume occupied by 1.58g of a gas at S.T.P is 500cm\(^3\). What is the relative molecular mass of the gas?  [ G.M.V at S.T.P = 22.4dm\(^{3}\) ]

  • A. 28
  • B. 32
  • C. 44
  • D. 71
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Correct Answer: Option D
Explanation

500cm\(^3\) of the gas weighed 1.58

: 22400cm\(^3\) of the gas weight

 

[22400 X 1.58g] ÷ [ 500 ]

= 71

There is an explanation video available below.

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Explanation Video

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WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts
WAEC offline past questions - with all answers and explanations in one app - Download for free
WAEC May/June 2024 - Practice for Objective & Theory - From 1988 till date, download app now - 99995
WAEC Past Questions, Objective & Theory, Study 100% offline, Download app now - 24709
Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts