Chemistry Spontaneous change is one in there is: Increase in free energy A lowering of free energy An increase in Internal energy A lowering of entropy Increase in free energy A lowering of free energy An increase in Internal energy A lowering of entropy ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Dynamo A battery Electric heaters Atomic bombs Dynamo A battery Electric heaters Atomic bombs ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one is not a pure form of carbon Gold Graphite Diamond Coal Gold Graphite Diamond Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Gypsum salt Epsom salt Green vitriol Blue vitriol Gypsum salt Epsom salt Green vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rectified spirit is : Tincture iodine 100% ethyl alcohol 95% ethyl alcohol Methylated spirit Tincture iodine 100% ethyl alcohol 95% ethyl alcohol Methylated spirit ANSWER DOWNLOAD EXAMIANS APP
Chemistry The element with highest ionization potential is Carbon Boron Helium Oxygen Carbon Boron Helium Oxygen ANSWER DOWNLOAD EXAMIANS APP
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