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Author Question: Calculate the work, w, gained or lost by the system when a gas expands from 15 L to 40 L against a ... (Read 38 times)

Alygatorr01285

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  • Posts: 564
on: Nov 18, 2019

Question 1

Calculate the kinetic energy of a 150 g baseball moving at a speed of 39. m s-1 (87 mph).
◦ 1.1 × 102 J
◦ 1.1 × 105 J
◦ 5.8 × 103 J
◦ 5.8 J

Question 2

Calculate the work, w, gained or lost by the system when a gas expands from 15 L to 40 L against a constant external pressure of 1.5199 bar.
◦ +3.8 kJ
◦ -3.8 kJ
◦ +6.1 kJ
◦ -6.1 kJ
Chemistry: A Molecular Approach (Canadian) ¦ Tro, Fridgen, Shaw ¦ 2nd Edition
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Marked as best answer by Alygatorr01285 on Nov 18, 2019

daiying98

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Reply #1 on: Nov 18, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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Alygatorr01285

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Reply 2 on: Nov 18, 2019
YES! Correct, THANKS for helping me on my review

Joy Chen

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Reply 3 on: Yesterday
Excellent

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