Chemistry Which one of the following is not a cause for present global warming and climate change ? Carbondioxide emission CFC emission Deforstation Methane emission Carbondioxide emission CFC emission Deforstation Methane emission ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is a soluble salt in H2O CuS CaCl2 PbCl2 Zn(OH)2 CuS CaCl2 PbCl2 Zn(OH)2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used in the artificial ripening of fruits is Ethane Butane Acetylene Methane Ethane Butane Acetylene Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical that is used to ripen mangoes is Calcium carbonate Calcium chloride Calcium sulphide Calcium carbide Calcium carbonate Calcium chloride Calcium sulphide Calcium carbide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used as a preservative to protect processed food? Sodium sulphate Saccharin BHT Sodium metabisulphite Sodium sulphate Saccharin BHT Sodium metabisulphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Caustic soda Sodium hydroxide Caustic potash Soda ash Caustic soda Sodium hydroxide Caustic potash Soda ash ANSWER DOWNLOAD EXAMIANS APP
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