Which change is most likely to occur when a molecule of h2 and a molecule of i2 collide with proper orientation and sufficient energy? (1) a chemical change, because a compound is formed (2) a chemical change, because an element is formed (3) a physical change, because a compound is formed (4) a physical change, because an element is formed
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Which change is most likely to occur when a molecule of h2 and a molecule of i2 collide with proper...
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