Chemistry Sour taste of ‘Coca Cola’ is due to the presence of Formic acid Hydrochloric acid Phosphoric acid Acetic acid Formic acid Hydrochloric acid Phosphoric acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following will replace hydrogen from acids to form salts ? Na P Ag S Na P Ag S ANSWER DOWNLOAD EXAMIANS APP
Chemistry Catalyst is a substance which None of these Has no action on the rate of the reaction Increases the rate of the reaction Decreases the rate of reaction None of these Has no action on the rate of the reaction Increases the rate of the reaction Decreases the rate of reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is used for dating very old objects of archaeological importance? Phosphorus-31 Tritium Radium Carbon-14 Phosphorus-31 Tritium Radium Carbon-14 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Besides CO2, the other green house gas is Ar Ar CH4 O2 N2 N2 Ar Ar CH4 O2 N2 N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an Electrical change None of these Physical change Electrochemical change Electrical change None of these Physical change Electrochemical change ANSWER DOWNLOAD EXAMIANS APP
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