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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 03:50
Express the following number in scientific notation. 0.026890 =
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Chemistry, 22.06.2019 08:40
What is the value of keq for the reaction expressed in scientific notation?
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Chemistry, 22.06.2019 10:30
If you add 5.00 ml of 0.100 m sodium hydroxide to 50.0 ml of acetate buffer that is 0.100 m in both acetic acid and sodium acetate, what is the ph of the resulting solution? acetic acid: ka = 1.8. x 10-5
Answers: 1
An atom in an excited state has an electron configuration of 2-7-2. the electron configuration of th...
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