Webwork 19

In t he experiment v 5550 l h 184 mm t 18 c pba r

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Unformatted text preview: . In t he experiment V = 5.550 L h = 184 mm. t = 18° C Pba r = 758 t orr. Det ermine t he pressure in at mospheres (P), t he number of moles (n), and t he mass (m) of t he helium gas: P= .755263 at m. n= .1755409422 mol m= .7026205263 g 3. 7/7 points | P re v ious A nswe rs What is t he pressure inside a 4.50 L c ont ainer f illed wit h 0.896 moles of CO2 at 250 K? Report your answer t o t he nearest mm Hg. 3105.934222 mm Hg 4. 7/7 points | P re v ious A nswe rs What mass of He is required t o f ill a 48.0 L balloon at 298 K and 642 mm Hg? Report your answer t o t wo plac es past t he dec imal point . 6.627758 www.webassig n.net/web/Student/Assig nment- Responses/last?dep= 7733231 g 2/7 10/20/13 EFB19 ( 813) Gases & Ther mal Ener g y 5. 7/7 points | P re v ious A nswe rs T o what t emperat ure must a 8.20 L c ont ainer, f illed wit h 1.83 g of Ne, be adjust ed t o obt ain a pressure of 1.60 at m? Report your answer t o t he nearest Kelvin. 1763.853 K 6. 9/9 points | P re v ious A nswe rs T WO SUBMISSIONS! Make t he f ollowing predic t ions based on t he ideal gas law. F or eac h ef f...
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