Chemistry, 11.10.2021 09:30 maehardy4134
Three 8−L flasks, fixed with pressure gauges and small valves, each contain 6 g of gas at 279 K. Flask A contains He, flask B contains CH4, and flask C contains H2. Rank the flask contents in terms of:
Answers: 2
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Why does earth rotate? because earth is formed from cold gases collapsing due to gravity because the matter in the nebula that formed earth was spinning because earth forms more than 99% of the mass of the solar system because the hydrogen atoms inside the nebula fused to form helium
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When the chemicals iron sulfide (fes) and hydrochloric acid (hcl) are combined, bubbles appear from the mixture. 1. does the appearance of bubbles indicate a physical or chemical change? 2. why do the bubbles indicate this change? 3. what property is this?
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Three 8−L flasks, fixed with pressure gauges and small valves, each contain 6 g of gas at 279 K. Fla...
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