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Chemistry, 21.06.2019 23:10
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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Chemistry, 22.06.2019 09:30
Based on its chemical properties, identify the position of each chemical family on the periodic table.
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Chemistry, 23.06.2019 00:30
In a ball-and-stick molecular model, what do the sticks represent?
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Chemistry, 23.06.2019 01:00
Wind and moving water provide energy. chemical mechanical thermal none of the above
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What type of elements form covalent bonds?...
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