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What causes fluids to rise and fall creating convection currents
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Nitrogen (n), phosphorus (p), and potassium (k) are the main nutrients in plant fertilizers. according to an industry convention, the numbers on the label refer to the mass percents of n, p2o5, and k2o, in that order. calculate the n: p: k ratio of a 30: 10: 10 fertilizer in terms of moles of each element, and express it as x: y: 1.0.
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Which of the following isotopes has the same number of neutrons as phosphorus-31?
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Which number should be placed before f2 on the reactants side equation to make equation balanced? xe + > xef4
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Chemistry, 23.06.2019 16:30
Answer immediately when two or more atoms of the same element are in a chemical bond, the substance is called a(n) a. compound b. molecule c. nucleus
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What causes fluids to rise and fall creating convection currents...
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