Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. OAU
  4. /
  5. Chemistry
  6. /
  7. 2007/2007
  8. /
  9. Q6
Question 6

A 512cm3 sample of a gas weighed 1.236g at 20°C and a pressure of one atmosphere. The relative molecular mass of the gas is [R = 8.314K-1mol-1; 1 atm = 101,325Jm-3]

  • A.58.07
  • B.588,367
  • C.5.88
  • D.197.9
Objective

Question details

Exam body
OAU
Subject
Chemistry
Year
2007/2007
Question no.
#6
Type
Objective
Previous · Q5C x H y + 90 2 → 6CO 2 + 6H 2 O. The hydrocarbon, C x H y , in the reaction… Next · Q7 The amount of methane molecules, CH 4 , in 8.0 grams of methane is

More from this paper

  • Q2The isomer of a compound C 5 H 10 which does NOT decolorize bromine water is.
  • Q3A mixture of nitrogen, oxygen and helium contains 0.25, 0.15 and 0.4mole of…
  • Q4Elements P has an atomic number of 12 while element Q has an atomic number 15…
  • Q8The concentration of a solution obtained by dissolving 0.53g of pure anhydrous…
  • Q9What is the maximum volume of CO2 at s.t.p. that can be obtained when dilute…
  • Q10Sulphur (IV) oxide travels a given distance in 10 sec. How long will it take…
See all Chemistry 2007/2007 questions
Teacha

Africa's learning & exam readiness platform. Built for students, tutors, and schools.

Platform

  • Courses
  • Mock Exams
  • Past Questions

For You

  • I'm a Tutor
  • I'm a School
  • Pricing

© 2025 Teacha. Built for African learners, tutors, and schools. Teacha is not affiliated with WAEC, NECO, or JAMB. All past questions are sourced from publicly available materials.

Privacy PolicyTerms of UseCookie Policy