How many grams of KClO3 can be dissolved in 100g of water at 70°C to form a saturated solution?

Use examples from the article to explain one positive and one negative effect that chemistry has had on society.

How does a noncompetitive inhibitor reduce an enzyme’s activity?

What is a substance? a. a physical property of matter b. a chemical property of matter c. an element or compound that cannot be physically separated d. characteristics used to tell the difference between mixtures