Please help with this chemistry test question.
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Chemistry, 22.06.2019 22:00
The volume of an unknown substance in a sealed glass jar is 50 milliliters. the volume of the jar is 200 milliliters. which state of matter could the substance be?
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Chemistry, 23.06.2019 06:40
A250 g sample of water with an initial temperatureof 98.8 closes 6500 joules of heat. what is the finaltemperature of the water?
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Chemistry, 24.06.2019 00:00
Sodium azide is a substance that can be used to inflate airbags.an electrical impulse causes the sodium azide to decompose,producing elemental sodium and nirtogen gas.write the balanced chemical equation for this reaction. plzzz
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