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Chemistry, 22.06.2019 08:30
How does the principle of electromagnetism explain the interaction between earth’s magnetic field and the solar wind?
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Chemistry, 22.06.2019 13:50
Abeaker with 2.00×102 ml of an acetic acid buffer with a ph of 5.000 is sitting on a benchtop. the total molarity of acid and conjugate base in this buffer is 0.100 m. a student adds 4.70 ml of a 0.360 m hcl solution to the beaker. how much will the ph change? the pka of acetic acid is 4.740.
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Chemistry, 23.06.2019 00:00
Exit what is the density of an object having a mass of 5.0 g and a volume of 45.0 cm3?
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The quinine in tonic water shines a strange blue-white colour when lit with uv light. explain what i...
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