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Which law states that matter can neither be created nor destroyed in a chemical reaction?
Which gas has the chemical formula CO2?
What is the chemical formula for sulfuric acid?
Which particle determines the chemical properties of an element?
Which type of bond involves the complete transfer of electrons from one atom to another?
What is the name of the process by which a liquid changes to a gas at its boiling point?
What is the pH of pure water at 25 degrees Celsius?
Which element is the most abundant in the universe?
What is the lightest element in the periodic table?
What is the chemical formula for common table salt?