Chemistry, 24.12.2019 18:31 brendacauani12345
An unknown gaseous substance has a density of 1.06 g/l at 31 °c and 371 torr. if the substance has the following percent composition: 88.8% c and 11.2% h, its molecular formula is ) ch3b) c2h3c) c4h6d) c2h5
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Avolleyball player hit a ball with a mass of 0.25 kg. the average acceleration of the ball is 15.5 m/s². how much force did the volleyball player apply to the ball? 62.0 n 3.87 n 62.0 m/s² 3.87 m/s²
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Wind and moving water provide energy. chemical mechanical thermal none of the above
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An unknown gaseous substance has a density of 1.06 g/l at 31 °c and 371 torr. if the substance has t...
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