Chemistry Detergents are Sodium salt of benzoic acid Sodium salts of sulphonic acids Sodium salts of fatty acids None of these Sodium salt of benzoic acid Sodium salts of sulphonic acids Sodium salts of fatty acids None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry The function of skimming tank in sewage treatment is to remove Oil and fatty substances Inorganic substances Suspended solids Gritty substances Oil and fatty substances Inorganic substances Suspended solids Gritty substances ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the major constituent of LPG? Butane Propane Ethane Methane Butane Propane Ethane Methane ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because Air exerts an upward force on the balloon Helium pushes down on the air below the balloon The balloon is weightless Helium is less dense than air Air exerts an upward force on the balloon Helium pushes down on the air below the balloon The balloon is weightless Helium is less dense than air ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metals commonly used for electroplating are Chromium, Copper and Nickel Nickel, Lead and Chromium Gold, Sodium and Potassium Gold, Sodium and Chromium Chromium, Copper and Nickel Nickel, Lead and Chromium Gold, Sodium and Potassium Gold, Sodium and Chromium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is mixed with oxygen for breathing by divers in aqua lungs? Methane Hydrogen Helium Nitrogen Methane Hydrogen Helium Nitrogen ANSWER DOWNLOAD EXAMIANS APP
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