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1kg of air (R 287 J/kgK) fills a weighted piston-cylinder device at 50kPa and 100°C. The device is cooled until the temperature is 0°C. Determine the work done during this cooling.
asked
Sep 23, 2020
Engineering
college
1
answer
5
votes
118k
views
lawrence industries manufactures wooden backyard playground equipment. lawrence estimated $ 1 comma 785 comma 000 of manufacturing overhead and $ 2 comma 180 comma 000 of direct labor cost for the year.
asked
Jun 26, 2020
Business
college
1
answer
2
votes
179k
views
Mass extinctions of marine species are believed to have been caused by which event? a. asteroids hitting the earth c. volcanoes erupting b. heavy rains and flooding d. ultra violet rays Please select the
asked
Feb 9, 2020
Biology
middle-school
2
answers
0
votes
121k
views
What is the main difference between prokaryotic and most eukaryotes cells? A. Eukaryotic cells from multi-cell tissues, Prokaryotic cells are single cell. B. Eukaryotic cells from single cell, Prokaryotic
asked
Mar 23, 2019
Biology
middle-school
2
answers
5
votes
108k
views
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