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Chemistry, 21.06.2019 20:30
An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?
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The mass of a neutron is equal to the mass of a proton plus the mass of an electron. true or false false true
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How can parts of a solution be separated by chromatography?
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