Chemistry Water is not effective in extinguishing a fire caused by petrol because 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 The flame is too hot for water to cool it down ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum is a mixture of Elements Salts Hydrocarbons Polymers Elements Salts Hydrocarbons Polymers ANSWER DOWNLOAD EXAMIANS APP
Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 6 4 7 3 6 4 7 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used to denature ethanol ? Propyl alcohol Phenol Methyl alcohol Methane Propyl alcohol Phenol Methyl alcohol Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which turns into liquid at the lowest temperature among the following is Hydrogen Nitrogen Helium Oxygen Hydrogen Nitrogen Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hard water and soft water can be distinguished by using Liquid soap Dilute acid Detergent Ordinary soap Liquid soap Dilute acid Detergent Ordinary soap ANSWER DOWNLOAD EXAMIANS APP