by Sunday | May 12 | Chemistry WAEC
I. Heat is absorbed from the surrounding II. The heat content of the products is more than that of the reactants III. The enthalpy change is positive IV. The surrounding is at a lower temperature than the system. A. l only B. l and ll only C. l,ll and lll only D. l,...
by Sunday | May 12 | Chemistry WAEC
A. long chain alkanoic acids B. secondary alkanols C. alkanoates D. proteins Correct Answer: Option D D. proteins
by Sunday | May 12 | Chemistry WAEC
A. calcium only B. zinc only C. calcium and znic only D. sodium and zinc only Correct Answer: Option C C. calcium and znic only
by Sunday | May 12 | Chemistry WAEC
A. HNO3 and NaOH B. H2SO4 and KOH C. HCI and Mg(OH)2 D. HNO3 and KOH Correct Answer: Option C C. HCI and Mg(OH)2
by Sunday | May 12 | Chemistry WAEC
A. C12H25OSO3Na B. C17H35COONa C. C6H5OH3 D. C4H9COOC2H5 Correct Answer: Option A A. C12H25OSO3Na