Is water an element or compound?

The chemical formula of magnesium sulfate is MgSO4. How many atoms are in this molecule?

The chemical formula for ascorbic acid is C6H8O6. How many elements and atoms is this molecule composed of?

The starting substances in a chemical reaction are called

The ending substances in a chemical reaction are called

Which of the following represents a chemical reaction?

A chemical reaction _____ creates a new substance.

Products and reactants are separated with

A chemical reaction is balanced when

Which statement represents the the law of conservation of matter?

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