Teacha
  • Courses
  • Mock Exams
  • For Tutors
  • For Schools
  • Pricing
Log InStart Free
  1. Past Questions
  2. /
  3. BUK
  4. /
  5. Chemistry
  6. /
  7. 2009/2010
  8. /
  9. Q97
Question 97

2C2H(g)) + 5O2(g) ⟶ 4CO2(g) + 2H2O. In this reaction, the mass of carbon(iv)oxide produced on burning 78g of ethyne is

  • A. 39g
  • B. 352g
  • C. 246g
  • D. 156g
Objective

Question details

Exam body
BUK
Subject
Chemistry
Year
2009/2010
Question no.
#97
Type
Objective
Previous · Q96Nuclear fission involves the splitting of a heavy element into two nuclei of Next · Q98 A particle that contains 11 protons, 12 neutrons and 10 electrons is probably a

More from this paper

  • Q92Water is said to be hard if it
  • Q93What is the molar mass of a substance if 0.4 mole of the substance has a mass of…
  • Q94The order in which a mixture of sand, ammonium and sodium chloride can be…
  • Q95The volume of 2.5 moles of oxygen at S.T.P is
  • Q99The element with the electron configuration 1S 2 2S 2 Sp 3 is
  • Q100A difference between chemical and physical change is that in chemical change
See all Chemistry 2009/2010 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