Chemistry 0.01 mole of NaOH is added to 10 liters of water. The pH of water changes by 6 3 4 7 6 3 4 7 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of waves made by an electron moving in an orbit having maximum magnetic quantum number is +3 zero 4 2 5 zero 4 2 5 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a cause for present global warming and climate change ? Carbondioxide emission Methane emission CFC emission Deforstation Carbondioxide emission Methane emission CFC emission Deforstation ANSWER DOWNLOAD EXAMIANS APP
Chemistry If lime water is kept in the air, it turns milky due to presence of : Nitrogen Sulphurdioxide Carbondioxide Oxygen Nitrogen Sulphurdioxide Carbondioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Amino acids Nitrogenase Ammonia Nitrates Amino acids Nitrogenase Ammonia Nitrates ANSWER DOWNLOAD EXAMIANS APP
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