Chemistry The chemical that is used to ripen mangoes is Calcium carbonate Calcium sulphide Calcium chloride Calcium carbide Calcium carbonate Calcium sulphide Calcium chloride Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The source of energy that causes the least global warming is Petroleum Geothermal energy Natural Gas Coal Petroleum Geothermal energy Natural Gas Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Main source of lead pollution is from Tobacco Sewage Insecticides Leaded gasoline Tobacco Sewage Insecticides Leaded gasoline ANSWER DOWNLOAD EXAMIANS APP
Chemistry When quick lime is added to water Heat is liberated No heat change takes place Heat is absorbed Temperature decreases Heat is liberated No heat change takes place Heat is absorbed Temperature decreases ANSWER DOWNLOAD EXAMIANS APP
Chemistry High concentration hydrocarbon pollutants in atmospheric air causes Reduced crop yield Cancer Respiratory diseases (e.g.asthma) Silicosis Reduced crop yield Cancer Respiratory diseases (e.g.asthma) Silicosis ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main component of liquid bleach is: Hydrochloric acid Sodium chloride Sodium hypochlorite Sodium hypochlorate Hydrochloric acid Sodium chloride Sodium hypochlorite Sodium hypochlorate ANSWER DOWNLOAD EXAMIANS APP
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