Chemistry For a spontaneous chemical process, the free energy change is Positive Depends on whether the reaction is exothermic or endothermic Negative Zero Positive Depends on whether the reaction is exothermic or endothermic Negative Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ gives hardness to stainless steel. Tin Lead Zinc Carbon Tin Lead Zinc Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which metal is the heaviest in periodic table among the following ? W Pb Pt Os W Pb Pt Os ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commercial Vaseline is derived from Petroleum Coal tar Wool wax Plant gums Petroleum Coal tar Wool wax Plant gums ANSWER DOWNLOAD EXAMIANS APP
Chemistry Browning of paper in old books is caused by Lack of aeration Oxidation of cellulose Collection of dust Frequent use Lack of aeration Oxidation of cellulose Collection of dust Frequent use ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atoms of different elements have Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Different atomic number and different number of valence electrons Same atomic number and same electronic configuration Different atomic number and same eletronic configu-ration Same number of electrons and neutrons Different atomic number and different number of valence electrons Same atomic number and same electronic configuration ANSWER DOWNLOAD EXAMIANS APP
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