by Sunday | May 12 | Chemistry WAEC
A. 18.0g mol‾¹ B. 22.4g mol‾¹ C. 28.0gmol‾¹ D. 36.0gmol‾¹ Correct Answer: Option C C. 28.0gmol‾¹ Explanation The mass of 0.8dm³ of a gas at s.t.p. is 1.0g :. 22.4dm³ of gas at s.t.p. will have a molar mass of 22.4/0.8 = 28.0g...
by Sunday | May 12 | Chemistry WAEC
A. Ethylethanoate B. Methylethanoate C. Methylpropanoate D. Propylmethanoate Correct Answer: Option C C. Methylpropanoate
by Sunday | May 12 | Chemistry WAEC
A. Zn is oxidized to Zn²+ B. Cu is oxidized to Cu²+ C. It is an electrolytic cell D. each single line represents a salt bridge Correct Answer: Option A A. Zn is oxidized to Zn²+
by Sunday | May 12 | Chemistry WAEC
A. Fractional distillation B. Paper chromatography C. Coagulation D. Recrystallization Correct Answer: Option B B. Paper chromatography
by Sunday | May 12 | Chemistry WAEC
l. concentration ll. pressure lll. temperature lV catalyst A. l and ll only B. l, ll and lll only C. l and lll only D. l, lll and IV only Correct Answer: Option D D. l, lll and IV only
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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