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Tiana Dickson
Physics
16 February, 23:38
3 characteristics of chemical change
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Mireya Hodges
16 February, 23:47
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A physical change involves a change in physical properties. Examples of physical properties include melting, transition to a gas, change of strength, change of durability, changes to crystal form, textural change, shape, size, color, volume and density.
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Aspen Raymond
16 February, 23:59
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Answer: in chemical changes, usually new substances are formed. Signs of chemical changes are change of colour, temperature and formation of precipitation
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