Chemistry The number of hydrogen bonds between guanine and cytosine in DNA is 2 1 4 3 2 1 4 3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Food cans are coated with tin and not with zinc because Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin Zinc is costlier than tin Zinc is more reactive than tin Zinc is less reactive than tin Zinc has a higher melting point than tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by : Increasing the concentration of a product Increasing the temperature Increasing the concentration of a reactant Adding a catalyst Increasing the concentration of a product Increasing the temperature Increasing the concentration of a reactant Adding a catalyst ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is used to dilute oxygen in the gas cylinders used by divers ? Neon Argon Helium Krypton Neon Argon Helium Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of neutrons present in an element having mass number 226 and atomic number 88 is : 88 314 138 50 88 314 138 50 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pollutant from motor car exhaust that causes mental disease is Hg SO2 NO2 Lead Hg SO2 NO2 Lead ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS