Give two examples to show that the mass of the individual substance(s) undergoing a chemical change is altered
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-1 Give two examples to show that the mass of the individual substance undergoing a chemical change is altered. 1. When carbon is burnt in air, the amount of carbon is reduced and finally the carbon vanishes. ... If an iron nail is allowed to rust, the mass of the rusted nail is more than that of the original nail.
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-1 Give two examples to show that the mass of the individual substance undergoing a chemical change is altered. 1. When carbon is burnt in air, the amount of carbon is reduced and finally the carbon vanishes. ... If an iron nail is allowed to rust, the mass of the rusted nail is more than that of the original nail.
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