) Soap is formed by the reaction, oil with solid sodium hydroxide, oil with hydrochloric acid., ) Which of the following expresses chemical change, The conversion of charcoal to ash, The melting of ice., Which of the following is considered as a chemical change that occurs to a piece of paper ?, Burning it, Coiling it, Which of the following is considered as a chemical change that occurs to a piece of paper ?, Burning it, Coiling it, All the following are examples of physical changes in size, except, cutting a paper, coloring a piece of paper, cutting a piece of banana, All the following are examples of physical changes in size, except, cutting a paper, coloring a piece of paper, cutting a piece of banana, cutting a piece of banana, physical change, chemical, coloring a piece of paper chemical change, true, false, The melting of ice chemical change, true, false

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chemical or physical change?
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