Answers Sodium carbonate crystals on exposure to a dry atmosphere change to a white powder. This… Sodium carbonate crystals on exposure to a dry atmosphere change to a white powder. This phenomenon is known as? A. deliquescence B. hygroscopy C. oxidation D. efforescence E. sublimation Correct Answer: Option D Explanation
Answers David was brought to Saul’s palace at the initial stage David was brought to Saul’s palace at the initial stage A. to help the king plan against the… Read More
Answers Two metals P and Q of length l1 and l2 are heated through the same… Two metals P and Q of length l1 and l2 are heated through the same temperature difference. If… Read More
Answers The second hadīth in an-Nawawi’s collection teaches that it is righteousness to worship Allah as… The second hadīth in an-Nawawi’s collection teaches that it is righteousness to worship Allah as if A. one… Read More
Answers The following are systems of mating in farm animals: l. stud mating ll. artificial insemination…. The following are systems of mating in farm animals: l. stud mating ll. artificial insemination. lll. pen mating… Read More
Answers A radio which a dealer bought for N6,000.00 and marked to give a profit… (a) A radio which a dealer bought for N6,000.00 and marked to give a profit of 30% was… Read More