by Sunday | May 11 | Chemistry WAEC
A. NH4NO3 B. (NH4)SO4 C. NH4CI D. (NH4)2CO3 Correct Answer: Option C C. NH4CI
by Sunday | May 11 | Chemistry WAEC
A. Bauxite B. Cassiterite C. Haematite D. Steel Correct Answer: Option C C. Haematite
by Sunday | May 11 | Chemistry WAEC
A. insoluble in water B. non -biodegradable C. easily affected by heat D. inflammable,le Correct Answer: Option B B. non -biodegradable
by Sunday | May 11 | Chemistry WAEC
A. water evaporation B. burning wood and fossil fuel C. the use of aerosols D. the use of artificial fertilizers Correct Answer: Option B B. burning wood and fossil fuel
by Sunday | May 11 | Chemistry WAEC
A. C3H4 B. C3H6 C. C3H8 D. C5H10 Correct Answer: Option C C. C3H8