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Mathematics, 15.07.2019 09:00 baptistatm51976

The melting point of substance x is -20 degrees celsius and the boiling point is 90 degrees celsius. how many celsius degrees are there between the melting point and the boiling point? 20 degrees c 70 degrees c 90 degrees c 110 degrees c

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The melting point of substance x is -20 degrees celsius and the boiling point is 90 degrees celsius....
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