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Chemistry, 22.06.2019 05:30
You are making a solution of calcium chloride dissolved in water. you add solid, stir, and it dissolves. you add just a spatula tip full, stir, and the solid does not dissolve. how could you describe the solutions before and after adding the spatula tip amount
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Chemistry, 22.06.2019 08:30
What method(s) do plants use to obtain nitrogen? select all that apply. absorb it from the atmosphere use bacteria to convert nitrogen to usable form obtain usable nitrogen compounds from the soil absorb nitrogen from water taken in at the roots
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Chemistry, 23.06.2019 01:30
In which phase of mitosis do the spindle fibers pull the chromosomes apart to opposite sides of the cell ?
Answers: 1
228 90th then decays by emitting alpha particles until 212 82pb is formed. how many alpha decays wil...
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