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Some of the changes in mass trere positive and some were negative Explain what a negative change in mass means. (1 m)​
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Some of the changes in mass trere positive and some were negative Explain what a negative change in mass means. (1 m)​

User Elviss Strazdins
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A higher number indicates a higher concentration. The change will be positive where potato cylinders have increased in mass. Where the mass of potato cylinders has decreased, the change will be negative.
User Mark Hildreth
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