Chemistry Sea water can be purified by the process of Filtration Evaporation Distillation Fractional distillation Filtration Evaporation Distillation Fractional distillation ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Atomic theory' of matter was given by Avogadro Dalton Pascal Newton Avogadro Dalton Pascal Newton ANSWER DOWNLOAD EXAMIANS APP
Chemistry The octane number of zero is assigned to n-heptane iso-octane 2-methyl octane 3-methyl octane n-heptane iso-octane 2-methyl octane 3-methyl octane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following has greatest mass ? Hydrogen nucleus Neutron Proton Electron Hydrogen nucleus Neutron Proton Electron ANSWER DOWNLOAD EXAMIANS APP
Chemistry All isotopes of the same element have ________ 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 The same atomic number and the atomic mass ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of electrons presents in H+ is one two three zero one two three zero ANSWER DOWNLOAD EXAMIANS APP
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