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Chemistry, 21.06.2019 18:30
For each of the following mixtures decide if filtering would be suitable to separate the substances. explain your answers. oil in water sugar in water sand in water chalk in water tea leaves in a cup of tea
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Chemistry, 22.06.2019 10:00
The tendency of water molecules to stick together is referred to as a) adhesion b) polarity c) cohesion d) transpiration e) evaporation
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Chemistry, 22.06.2019 11:00
Which element would mostly likely have an electron affinity measuring closest to zero
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Chemistry, 22.06.2019 14:00
What mass of natural gas (ch4) must you burn to emit 276 kj of heat?
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