Question

justin is making a snack. he toasts a piece of bread and spreads peanut butter and jelly on it. then he cuts an apple into several slices and adds these to his plate. next, justin mixes a scoop of lemonade powder into a glass of water, mixes it, and adds ice. how many chemical changes occurred in this scenario? one two three four

Explanation:

• Toasting bread is a chemical change (new substances form due to heat).
• Spreading peanut butter and jelly is a physical change (no new substances).
• Cutting an apple is a physical change (no new substances).
• Mixing lemonade powder with water and adding ice are physical changes (dissolving and state change, no new substances).

Answer:

one