Chemistry, 07.07.2019 01:00 zaleemawhite
Jeff and jill go canoeing. while reaching to feed a duck, the boat flips. jeff and jill blow up their inflatable life preservers and then put them on. as they wait for the rescue squad, they calculate how much nitrogen is in each life preserver. they estimate that the volume is 17 l, pressurized to 1.3 atm at 298â—¦k. the air used for inflation is 80% nitrogen by volume and 20% oxygen by volume. give the amount of nitrogen gas. answer in units of grams.
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Harvey mixes two liquids. which observation of the new mixture most likely indicates a precipitate is forming?
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Amixture that has two or more substances that are spread out evenly is called a. compound b. heterogeneous c. substance d. homogeneous
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Jeff and jill go canoeing. while reaching to feed a duck, the boat flips. jeff and jill blow up thei...
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