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A sample of 10.5 g of nitrogen reacts with 20.2 g of hydrogen to produce ammonia. 3H2 (g) + N2 (g) β 2NH3 (g)
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Significant figures are digits read directly from the measuring instrument plus one more digit, which is __ by the observer.
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The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.
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Ξu of , in kj/kg, as it isto k, (a)as a of , (b) at , (c) at .
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A sample of 10.5 g of nitrogen reacts with 20.2 g of hydrogen to produce ammonia.
3H2 (g) + N2 (g)...
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