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grin007 [14]
2 years ago
10

Using E= mc2 , solve for m. Then, find the value of m if E = 725 and c= -5

Mathematics
2 answers:
Stella [2.4K]2 years ago
7 0
Divide by c^2, m=E/(c^2)
M=725/(-5)^2
M=725/25
M=29
kondor19780726 [428]2 years ago
7 0
E=mc^2\ \ \ \ |:c^2\\\\m=\frac{E}{c^2}\\\\m=\frac{725}{(-5)^2}\\\\m=\frac{725}{25}\\\\\boxed{m=29}
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Answer:

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Step-by-step explanation:

We use the following info in order to complete the qeustion:

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As we can see the average for the thickness of a chickens egg shell is 0.311 mm and if we want to round this number to the nearest tenth we just need to see the second decimal place and round to one decimal place.

This second decimal place for this number is 1 and this number is \leq 5 so then if we round to the nesrest tenth we will get:

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