Chemistry The substance most commonly used as a food preservative is Sodium carbonate Tartaric acid Sodium salt of benzoic acid Acetic acid Sodium carbonate Tartaric acid Sodium salt of benzoic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Sodium hydroxide Caustic potash Soda ash Caustic soda Sodium hydroxide Caustic potash Soda ash Caustic soda ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which is the highest quality of hard coal? Peat Lignite Anthracite Bituminous Peat Lignite Anthracite Bituminous ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bayer's reagent is Acidified potassium permanganate Hydrogen peroxide Bromine water Alkaline potassium permanganate Acidified potassium permanganate Hydrogen peroxide Bromine water Alkaline potassium permanganate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sweat contains water and ________ Vinegar Salt Citric acid Lactic acid Vinegar Salt Citric acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry A balloon filled with helium rises in air because Helium is less dense than air The balloon is weightless Helium pushes down on the air below the balloon Air exerts an upward force on the balloon Helium is less dense than air The balloon is weightless Helium pushes down on the air below the balloon Air exerts an upward force on the balloon ANSWER DOWNLOAD EXAMIANS APP
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