Chemistry Nucleons are regarded as composites sub-particles known as Mesons Leptons Quarks Photons Mesons Leptons Quarks Photons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of water molecules present in a drop of water (volume 0.0018 ml) at room temperature is 1.568 x 103 4.84 x 1017 6.023 x 1023 6.023 x 1019 1.568 x 103 4.84 x 1017 6.023 x 1023 6.023 x 1019 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant metal in the Earth’s crust is Iron Zinc Aluminium Copper Iron Zinc Aluminium Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sea water can be purified by the process of Evaporation Distillation Filtration Fractional distillation Evaporation Distillation Filtration Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry Spontaneous change is one in there is: An increase in Internal energy Increase in free energy A lowering of entropy A lowering of free energy An increase in Internal energy Increase in free energy A lowering of entropy A lowering of free energy ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Zinc Cadmium Mercury Tin Zinc Cadmium Mercury Tin ANSWER DOWNLOAD EXAMIANS APP
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