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 Which one of the following elements is an example of noble gas ? Chlorine Nitrogen Helium Hydrogen Chlorine Nitrogen Helium Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a Heterogeneous mixture Element Homogeneous mixture Compound Heterogeneous mixture Element Homogeneous mixture Compound ANSWER DOWNLOAD EXAMIANS APP
Chemistry Polythene is polymer of Aniline Ethylene Acetylene Propylene Aniline Ethylene Acetylene Propylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Natural rubber is a polymer of Isoprene Styrene Propene Vinyl acetate Isoprene Styrene Propene Vinyl acetate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following is pure matter ? Brass Carbon–dioxide Iron Air Brass Carbon–dioxide Iron Air ANSWER DOWNLOAD EXAMIANS APP
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