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-*- Multiple Choice Questions -*-1) CO2 turns lime water milky because ......a) Calcium carbonate is formedb) Calcium oxide is formedc) Calcium hydroxide is formed d) Calcium sulphate is formed2) Which acid is formed with CO2 dissolves in watera) Lactic acid b) Hydrochloric acid c) Carbonic acid d) Acetic acid3) Dryice is obtained from CO2 at ............... temperature.a) 0 b) -56.6 c) -78.5 d) –109.333 |
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Answer» Answer: 1 B , 2 B , 3 C if it helps you PLEASE like it or any correction do COMMENT |
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