by Sunday | Aug 25 | Chemistry WAEC
A. using Zinc powder instead of Zinc granules B. using dilute instead of concentrated hydrochloric acid C. cooling the container in which the mixture is placed D. using an alloy of zinc instead of pure zinc E. using hydrogen chloride gas instead of hydrochloric acid...
by Sunday | Aug 25 | Chemistry WAEC
A. Pure sodium chloride does not conduct electricity B. Potassium fluoride prevents the sodium produced from attacking the electrodes C. Potassium fluoride increases conductivity D. Potassium fluoride reduces the temperature at which sodium chloride fuses E. the...
by Sunday | Aug 25 | Chemistry WAEC
A. sodium ions B. potassium ions C. lithium ions D. calcium ions E. magnesium ions Correct Answer: Option B – potassium ions
by Sunday | Aug 25 | Chemistry WAEC
A. roasting the impure copper in a blast furnace B. heating the oxide with coke C. electrolyzing a copper (ll) salt solution using the impure copper as the anode D. converting the impure copper to a trioxonitrate (V) E. washing the impure copper with sodium hydroxide...
by Sunday | Aug 25 | Chemistry WAEC
A. Fructose B. Glucose C. Sucrose D. Maltose E. Cellulose Correct Answer: Option E – Cellulose
Land Law and the Consequences of Unauthorized Land Transfers in Nigeria
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