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umka2103 [35]
3 years ago
7

If Chris throws the baseball 60 meters in 4 seconds, what is the average speed of the football?

Chemistry
2 answers:
stealth61 [152]3 years ago
4 0
60/4=15
so 15meters per second
Vlada [557]3 years ago
3 0
Speed equals distance divided by time. 60/4=15. 15 meters per second (m/s).
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Calculate the work done when an ideal gas expands isothermally and reversibly in a piston and cylinder assembly for expansion of
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Answer:

W=5743.1077\ J

Explanation:

The expression for the work done is:

W=RT \ln \left( \dfrac{P_1}{P_2} \right)

Where,

W is the amount of work done by the gas

R is Gas constant having value = 8.314 J / K mol

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Given that:

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Applying in the equation as:

W=8.314\times 300 \ln \left( \dfrac{10}{1} \right)

W=300\times \:8.314\ln \left(10\right)

W=2.30258\times \:2494.2

W=5743.1077\ J

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