Answers The function of the copper (ll)tetraoxosulphate (IV) in dilute H2SO4 in the figure above is… The function of the copper (ll)tetraoxosulphate (IV) in dilute H2SO4 in the figure above is to A. dry the gas B. absorb phosphine impurity C. absorb ethene impurity D. from an acetylide with ethyne Correct Answer: Option B Explanation
Answers (a) State five reasons why animals move from place to place. (b) State one function… (a) State five reasons why animals move from place to place. (b) State one function each of the… Read More
Answers A piece of burning sulphur will continue to burn in a gas jar of oxygen… A piece of burning sulphur will continue to burn in a gas jar of oxygen to give misty… Read More
Answers A famous prophetess who was also a judge in Israel was A famous prophetess who was also a judge in Israel was A. Hannah B. Sarah C. Peninnah D.… Read More
Answers (i) What is an acid-base indicator? (ii) Give one example of an acid-base indicator. … (a)(i) What is an acid-base indicator? (ii) Give one example of an acid-base indicator. (b) State the… Read More
Answers The following substances are normal salts except The following substances are normal salts except A. AI(NO3)3 B. FeSO4 C. Mg(OH)NO3 D. NaCI Correct Answer: Option… Read More