Chemistry ________ is a by product of sewage treatment and can be decomposed to produce biogas Sewage Sludge Scum Sewer Sewage Sludge Scum Sewer ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Ozone Carbon monoxide Carbon dioxide Water vapour Ozone Carbon monoxide Carbon dioxide Water vapour ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which Decreases the rate of reaction None of these Increases the rate of the reaction Has no action on the rate of the reaction Decreases the rate of reaction None of these Increases the rate of the reaction Has no action on the rate of the reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Calcium Silver Sodium Aluminium Calcium Silver Sodium Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following will replace hydrogen from acids to form salts ? S P Na Ag S P Na Ag ANSWER DOWNLOAD EXAMIANS APP
Chemistry Aluminium salt commonly used to stop bleeding is Aluminium nitrate Aluminium Chloride Potash alum Aluminium sulphate Aluminium nitrate Aluminium Chloride Potash alum Aluminium sulphate ANSWER DOWNLOAD EXAMIANS APP
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