Chemistry Gunpowder consits of a mixture of Sand and TNT TNT and charcoal Sulphur, sand and charcoal Nitre, sulphur and charcoal Sand and TNT TNT and charcoal Sulphur, sand and charcoal Nitre, sulphur and charcoal ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Argon Krypton Helium Radon Argon Krypton Helium Radon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum consists of a mixture of Carbohydrates Hydrocarbons Carbonates Carbides Carbohydrates Hydrocarbons Carbonates Carbides ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen forms a variety of compounds in all oxidation states ranging from –3 to + 3 –3 to + 4 –3 to + 5 –3 to + 6 –3 to + 3 –3 to + 4 –3 to + 5 –3 to + 6 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heavy metals got their name because compared to other atoms they have Higher atomic radii Higher atomic masses Higher densities Higher atomic numbers Higher atomic radii Higher atomic masses Higher densities Higher atomic numbers ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number is the number equal to Electrons Protons None of these Neutrons Electrons Protons None of these Neutrons ANSWER DOWNLOAD EXAMIANS APP
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