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Which statement justifies that phosphine (ph3) is a polar molecule?
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What are transitions between a liquid and a solid called? identify which way they are transitioning
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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, 22.06.2019 11:00
Which statement is true about hcl? (5 points) select one: a. it is a salt because it increases the concentration of metallic ions. b. it is a salt because it is formed by the reaction of an acid and a base. c. it is an acid because it increases the concentration of hydroxyl ions. d. it is an acid because it increases the concentration of hydronium ions.
Answers: 1
The combustion of propane may be described by the chemical equation
C3H8(g)+5O2(g)⟶3CO2(g)+4H2O(g...
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