Chemistry For a spontaneous chemical process, the free energy change is Depends on whether the reaction is exothermic or endothermic Negative Zero Positive Depends on whether the reaction is exothermic or endothermic Negative Zero Positive ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ The same atomic number and the atomic mass Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass The same atomic number but different atomic masses The same atomic number and the atomic mass Different atomic numbers and the same atomic mass Different atomic numbers and different atomic mass The same atomic number but different atomic masses ANSWER DOWNLOAD EXAMIANS APP
Chemistry Vulcanized rubber contains sulphur 7-9% 10-15% 3-5% 0.02 7-9% 10-15% 3-5% 0.02 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used for cloud seeding for artificial rains is Potassium Nitrate Silver Nitrate Potassium Bromide Silver Iodide Potassium Nitrate Silver Nitrate Potassium Bromide Silver Iodide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The quality of petrol is expressed in terms of Cetane number Octane number Added unlead compounds Gold number Cetane number Octane number Added unlead compounds Gold number ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cement is made hard with Dehydration Polymerisation Dissociation of water Hydration and dissociation of water Dehydration Polymerisation Dissociation of water Hydration and dissociation of water ANSWER DOWNLOAD EXAMIANS APP
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