Which of the following sentences describes oxygen at room temperature? (check all that apply) it has a constant volume but takes the shape of its container. it has no definite volume and takes the shape of its container. it has no definite volume, but it has a definite shape. its particles move fast enough to overcome the attraction between them. it has a constant volume and a definite shape. it has more energy than it would at a cooler temperature.
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Chemistry, 22.06.2019 12:30
Which statement is true about this reaction? 14n+1h 15o it is a practical source of energy on earth. it occurs only outside the solar system. its product is heavier than each of its reactants. it shows the critical mass of an element.
Answers: 2
Chemistry, 22.06.2019 17:30
Upon decomposition, one sample of magnesium fluoride produced 1.65 kg of magnesium and 2.56 kg of fluorine. a second sample produced 1.32 kg of magnesium. part a how much fluorine (in grams) did the second sample produce?
Answers: 2
Chemistry, 22.06.2019 21:00
The rate constant for the reaction below is 6.2 x 10−5 mol l−1 s −1. if the initial concentration of a is 0.0500 m, what is its concentration after 115 s?
Answers: 1
Which of the following sentences describes oxygen at room temperature? (check all that apply) it h...
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