Which of the following substances would not produce ethanol when fermented?
Which of the following substances would not produce ethanol when fermented? A. Cane sugar B. Glucose C. Starch…
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Which of the following devices function on redox reaction? l. Dry cell ll. Car battery…
Which of the following devices function on redox reaction? l. Dry cell ll. Car battery III. Electric generator…
The oxidation number of Fe in [Fe(CN)(_6)](^{3-}) is
The oxidation number of Fe in [Fe(CN)(_6)](^{3-}) is A. +3 B. +2 C. -2 D. -3 Correct Answer:…
A spot of oil paint on a shirt can best be removed using
A spot of oil paint on a shirt can best be removed using A. brine B. detergent C.…
Consider the reaction represented by the following equation: CuO(_{(s)}) + H(_2)SO(_{4(aq)}) → CuSO(_{4(aq)}) + H(_2)O(_{(l)})….
Consider the reaction represented by the following equation: CuO(_{(s)}) + H(_2)SO(_{4(aq)}) → CuSO(_{4(aq)}) + H(_2)O(_{(l)}). Which of the…
Which of the following pH values indicates that a solution is a strong base?
Which of the following pH values indicates that a solution is a strong base? A. 1 B. 5…
The hydrolysis of NH(_4)CI gives
The hydrolysis of NH(_4)CI gives A. an acidic solution B. an alkaline solution C. a buffer solution D. a…
A substance L reacts with NH(_4)NO(_{3(aq)}) to generate ammonia gas. L is likely to be
A substance L reacts with NH(_4)NO(_{3(aq)}) to generate ammonia gas. L is likely to be A. HCl B.…
On heating, the following trioxocarbonate (IV) salts decompose to give solid residue except
On heating, the following trioxocarbonate (IV) salts decompose to give solid residue except A. ammonium trioxocarbonate (IV) B.…
The energy evolved when magnesium burns in air is in the form of
The energy evolved when magnesium burns in air is in the form of A. heat B. heat and…