Read the chemical equation. 2NaOH + H2SO4 Na2SO4 + 2H2O Which of the following statements would be correct if four moles of NaOH were used in this reaction?
Two moles of water were produced from this reaction.
Four moles of water were produced from this reaction.
One mole of H2SO4 was used in this reaction.
Eight moles of H2SO4 were used in this reaction.

- "the choice that is not an indicator of a chemical change is "state of matter changes". more common than not, chemical reactions produce energy in the form of light or heat. along with energy, they also produce a new substance called the product that could be in any state of matter (solid, gas, or liquid)."

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i think tornado but not 100%