Chemistry, 04.08.2019 11:30 starfox5454
Which of the following is a result of a physical change? 1. a newspaper burns when placed in a fire. 2. an iron chair rusts when left outside. 3. a sample of water boils and releases gas. 4. a plant changes carbon dioxide and water into sugar. 5. electricity is used to split water molecules into hydrogen and oxygen.
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Precision can be defined as the o exact center of a data set. o reproducibility of a measured value. o correlation between two variables that are measured in a data set agreement between a measured value and an accepted value.
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Which of the following is a result of a physical change? 1. a newspaper burns when placed in a fir...
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