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
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Justin is making a snack. he toasts a piece of bread and spreads peanut butter and jelly on it. then...
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