Chemistry Which of the following is not a commercial source of energy? Firewood Petroleum Coal Natural Gas Firewood Petroleum Coal Natural Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Biofertilizers convert nitrogen to ________ . Ammonia Nitrates Amino acids Nitrogenase Ammonia Nitrates Amino acids Nitrogenase ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following organic compound is used to remove stains of iron compounds? Cinnamic acid Phthalic acid Oxalic acid Benzoic acid Cinnamic acid Phthalic acid Oxalic acid Benzoic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a monoatomic gas? Fluorine Oxygen Neon Nitrogen Fluorine Oxygen Neon Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following metals causes Itai-Itai disease ? Cadmium Cobalt Copper Chromium Cadmium Cobalt Copper Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry If a buffer solution is diluted its pH Is increased Remains same Is decreased Will slowly increase and then it will decrease Is increased Remains same Is decreased Will slowly increase and then it will decrease ANSWER DOWNLOAD EXAMIANS APP