Chemistry Carbon footprint can be reduced by Commuting by public transport Recycling waste materials Using energy efficient appliances All of these Commuting by public transport Recycling waste materials Using energy efficient appliances All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Electric heaters Atomic bombs Dynamo A battery Electric heaters Atomic bombs Dynamo A battery ANSWER DOWNLOAD EXAMIANS APP
Chemistry Periodic table contains how many groups 16 19 18 17 16 19 18 17 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The quality of petrol is expressed in terms of Gold number Added unlead compounds Cetane number Octane number Gold number Added unlead compounds Cetane number Octane number ANSWER DOWNLOAD EXAMIANS APP
Chemistry A mixture of water and alcohol can be separated by Filtration Evaporation Distillation Decantation Filtration Evaporation Distillation Decantation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because The flame is too hot for water to cool it down Water and petrol are miscible with each other Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically The flame is too hot for water to cool it down Water and petrol are miscible with each other Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically ANSWER DOWNLOAD EXAMIANS APP
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