exothermic reaction in which the reaction releases energy as heat. 4. How would the reaction would change if you added 2 g of steel wool to the acetate and reduced the iron acetate solution down to 50 mL (evaporated off 100 mL).

Which real-world scenarios below represent physical and chemical changes? -running a car -exploding fireworks -mixing water and powdered drink mix -combining oil and vinegar to make salad dressing -taking aspirin for a headache -diluting bleach with water-digesting dinner-spreading peanut butter on bread

What term is missing from the central region that describes hypotheses, theories, and laws? popular predictable mathematical falsifiable

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves