Chemistry, 20.07.2021 06:20 aliciapinto13
A graduated Cylinder has a mass of 50 g when empty. When 30mL of water is added, the graduated cylinder has a mass of 120g. What is the density of the rock?
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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 has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves
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Name 3 types of energy you see being used as you look around a classroom
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A graduated Cylinder has a mass of 50 g when empty. When 30mL of water is added, the graduated cylin...
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