Which radioisotope emits alpha particles?
(1) fe-53 (3) au-198
(2) sr-90 (4) pu-239...
Chemistry, 22.08.2019 14:30 gabrielolivas59
Which radioisotope emits alpha particles?
(1) fe-53 (3) au-198
(2) sr-90 (4) pu-239
Answers: 2
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.
Answers: 1
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How do limiting factors most affect population size? ostop population growthrestrict population growthincrease population sizeresult in positive impactso
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Chemistry, 22.06.2019 22:30
What methods could you use to solubilize calcium carbonate
Answers: 1
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