Chemistry The chemical formula of the laughing gas is NO NO2 N2O N2O3 NO NO2 N2O N2O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main constituent of biogas is Methyl alcohol Acetic acid Methane Oxygen Methyl alcohol Acetic acid Methane Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The three elements most needed in common fertilisers are : Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium Phosphorous, Sodium and Nitrogen Calcium, Phosphorous and Potassium Nitrogen, Potassium and Phosphorous Sulphur, Phosphorous and Sodium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of moles of solute present in 1 kg of a solvent is called its molality formality normality molarity molality formality normality molarity ANSWER DOWNLOAD EXAMIANS APP
Chemistry Rectified spirit is : Methylated spirit 100% ethyl alcohol Tincture iodine 95% ethyl alcohol Methylated spirit 100% ethyl alcohol Tincture iodine 95% ethyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Chemistry Atomic number of an atom gives the number of which of the following ? Electrons Protons Neutrons Neutrons and protons Electrons Protons Neutrons Neutrons and protons ANSWER DOWNLOAD EXAMIANS APP
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