Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 2 4 1 3 2 4 1 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Bacteria Arsenic Algae Dust Bacteria Arsenic Algae Dust ANSWER DOWNLOAD EXAMIANS APP
Chemistry The luster of a metal is due to its high density presence of free electrons its chemical inertness its high polishing its high density presence of free electrons its chemical inertness its high polishing ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol are miscible with each other The flame is too hot for water to cool it down Water and petrol react chemically Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol are miscible with each other The flame is too hot for water to cool it down ANSWER DOWNLOAD EXAMIANS APP
Chemistry KMnO4 can be used as a/an Fertiliser Disinfectant Pesticide Insecticide Fertiliser Disinfectant Pesticide Insecticide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of vinegar is Formaldehyde Acetone Acetic acid Ethanol Formaldehyde Acetone Acetic acid Ethanol ANSWER DOWNLOAD EXAMIANS APP