Chemistry For a spontaneous chemical process, the free energy change is Zero Depends on whether the reaction is exothermic or endothermic Negative Positive Zero Depends on whether the reaction is exothermic or endothermic Negative Positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is Lighter than hydrogen More abundant than hydrogen Non-combustible More stable Lighter than hydrogen More abundant than hydrogen Non-combustible More stable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Kinetics is the study of: The mechanisms and paths of the molecules take in joining from one reactant to products The rate of chemical reaction How fast the reactions go All of these are correct The mechanisms and paths of the molecules take in joining from one reactant to products The rate of chemical reaction How fast the reactions go All of these are correct ANSWER DOWNLOAD EXAMIANS APP
Chemistry The hardest form of carbon is graphite coke charcoal diamond graphite coke charcoal diamond ANSWER DOWNLOAD EXAMIANS APP
Chemistry The substance which does not expand on going from liquid state to solid state is Cast-iron Water Type metal Aluminium Cast-iron Water Type metal Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Glycol is used to manufacture which of the following ? Artificial silk Rubber Nylon Terylene Artificial silk Rubber Nylon Terylene ANSWER DOWNLOAD EXAMIANS APP
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