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Which pair consists of one physical change and one chemical change? Group of answer choices sugar dissolving in water, mixing together K metal and F
Which pair consists of one physical change and one chemical change?
Group of answer choices
sugar dissolving in water, mixing together K metal and F2 gas to produce KF
baking bread dough, gasoline burning
melting wax, separating a mixture of salt and sand into individual components
alcohol evaporating, copper metal melting at 1084C
a cigarette burning, sodium forming an oxide when exposed to oxygen gas
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