Answers A colourless gas with characteristics odour which dissolves in water to form an alkaline solution… A colourless gas with characteristics odour which dissolves in water to form an alkaline solution is A. ammonia B. carbon(IV)oxide C. hydrogen chloride D. sulphur (IV) oxide E. sulphur (VI) oxide Correct Answer: Option A Explanation
Answers Kanu State is a major producer of groundnut Kanu State is a major producer of groundnut A. Rice and kolanuts B. Millet and Sorghum C. Potatoes… Read More
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Answers (i) List two elements which react with steam at red heat to produce hydrogen. (ii)… (a)(i) List two elements which react with steam at red heat to produce hydrogen. (ii) Explain why an… Read More
Answers Total internal reflection occurs in an optical prism when light rays Total internal reflection occurs in an optical prism when light rays A. travel from the prism into an… Read More