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. Q9
Question 9

What is the maximum volume of CO2 at s.t.p. that can be obtained when dilute hydrochloric acid is added to l0grarns of CaCO3?[Ca = 40, C = 12, 0 = 16]

  • A.224dm3
  • B.22.4dm3
  • C.0.224dm3
  • D.22.4dm3
Objective

Question details

Exam body
OAU
Subject
Chemistry
Year
2007/2007
Question no.
#9
Type
Objective
Previous · Q8The concentration of a solution obtained by dissolving 0.53g of pure anhydrous… Next · Q10 Sulphur (IV) oxide travels a given distance in 10 sec. How long will it take…

More from this paper

  • Q5C x H y + 90 2 → 6CO 2 + 6H 2 O. The hydrocarbon, C x H y , in the reaction…
  • Q6A 512cm 3 sample of a gas weighed 1.236g at 20°C and a pressure of one…
  • Q7The amount of methane molecules, CH 4 , in 8.0 grams of methane is
  • Q11The volume of hydrogen gas produced at S.T.P. when 100ml of 2M hydrochloric acid…
  • Q12During electrolysis, two cells each containing molten Al2O3 and fuse CaCl2 were…
  • Q13The balanced equation for the reaction of tin(II) salt with potassium…
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