Chemistry Petroleum is a mixture of Salts Elements Polymers Hydrocarbons Salts Elements Polymers Hydrocarbons ANSWER DOWNLOAD EXAMIANS APP
Chemistry The human body is made up of several chemical elements; the element present in the highest proportion (65%) in the body is hydrogen oxygen carbon nitrogen hydrogen oxygen carbon nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Two moles of an ideal gas expand freely into vacuum. The work done by the gas is Infinity 4J 2J Infinity 4J 2J ANSWER DOWNLOAD EXAMIANS APP
Chemistry Mark the compound which possess ionic, covalent and coordinate bonds. H2O SO3 NH4Cl SO2 H2O SO3 NH4Cl SO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of an atom consists of All of these electrons and neutrons electrons and protons protons and neutrons All of these electrons and neutrons electrons and protons protons and neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum is used as A fertilizer An analgesic A disinfectant A purifier for water A fertilizer An analgesic A disinfectant A purifier for water ANSWER DOWNLOAD EXAMIANS APP