Chemistry, 26.08.2020 01:01 loishsu4936
In Chemistry, a group of students have been presented with 2 test tubes. In both test tubes they observed bubbles rising up in a clear liquid. They are told that hydrogen gas has been produced in one test tube, while carbon dioxide was produced in the other. During this test they have been instructed to collect the gases from each reaction and identify them. How could the students collect and identify the hydrogen gas?
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Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than
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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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The is a particle with one unit of positive charge a. proton b. positron c. electron d. nucleus awnser quick it is a important science test!
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Which sentence from holes contains an implied personality trait? stanley and his parents had tried to pretend that he was just going away to camp for a while, just like rich kids do. he'd just been in the wrong place at the wrong time. stanley felt somewhat dazed as the guard unlocked his handcuffs and led him off the bus. stanley nodded to show he understood
Answers: 3
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