Chemistry Highest percentage of carbon is found in which form of coal? Lignite Anthracite Peat Bituminous Lignite Anthracite Peat Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the mass percentage of oxygen in carbon dioxide (CO2) 0.727 0.305 0.509 0.658 0.727 0.305 0.509 0.658 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following statements are correct about chloroform? a. Liquid fuel b. Anaesthetic in nature c. Produces phosgene d. Fire extinguisher B, c A, c D, a A, b B, c A, c D, a A, b ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rectified spirit is : 95% ethyl alcohol 100% ethyl alcohol Methylated spirit Tincture iodine 95% ethyl alcohol 100% ethyl alcohol Methylated spirit Tincture iodine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The percentage of oxygen in air is approximately 1 0.21 0.01 0.78 1 0.21 0.01 0.78 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has pH value 7? Pure Water HCl H2SO4 Sodium Carbonate Pure Water HCl H2SO4 Sodium Carbonate ANSWER DOWNLOAD EXAMIANS APP
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