Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Methane Propane Butane Ethane Methane Propane Butane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry If a buffer solution is diluted its pH Is decreased Will slowly increase and then it will decrease Is increased Remains same Is decreased Will slowly increase and then it will decrease Is increased Remains same ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by man was iron bronze gold copper iron bronze gold copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound used in pricklyheat powder to prevent excessive sweating is Phosphoric acid Boric acid Sulphuric acid Carbonic acid Phosphoric acid Boric acid Sulphuric acid Carbonic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen fixation is a process of Conversion of organic nitrogen to proteins Assimilation of nitrate Conversion of molecular nitrogen to ammonia Utilisation of nitrogen gas Conversion of organic nitrogen to proteins Assimilation of nitrate Conversion of molecular nitrogen to ammonia Utilisation of nitrogen gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Equal masses of oxygen, hydrogen and methane are kept under identical conditions. The ratio of the volumes of gases will be 2 : 16 : 1 1 : 16 : 2 1 : 1 : 1 2 : 16 : 2 2 : 16 : 1 1 : 16 : 2 1 : 1 : 1 2 : 16 : 2 ANSWER DOWNLOAD EXAMIANS APP
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