Chemistry, 26.06.2020 16:01 emmanuelmashao5504
When 100 g of 20°C water is mixed with 50 g of 50°C water in a closed system, what is the final water
temperature?
A 20°C
B) 30°C
C) 35°C
D50°C
Answers: 2
Chemistry, 22.06.2019 06:00, hdjsjfjruejchhehd
The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.
Answers: 1
Chemistry, 22.06.2019 10:50, lejeanjamespete1
8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm
Answers: 1
When 100 g of 20°C water is mixed with 50 g of 50°C water in a closed system, what is the final wate...
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