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ELEN [110]
3 years ago
11

balanced rock has a mass of about36,000kg. if the acceleration due to gravity is 9.8 m/s2 what is the force that the rock is exe

rting on its pedestal
Chemistry
1 answer:
drek231 [11]3 years ago
5 0
That means the rock has a downward force due to gravity of 
(9.8)(36,000) = 352,800 N downwards on a free body diagram. If the rock is balanced, that means the normal force up is equal to 352,800 N. And due to Newton's about equal and opposite reactions, if the pedestal is pushing up on the rock with 352,800 N of force, then the rock is exerting 352,800 N of force onto the pedestal. 
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kirill115 [55]

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346.g of solution

Explanation:

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18~g~of~glucose\frac{100~g~of~solution}{5.2~g~of~glucose}=346.15~g~of~solution

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This logic can work for all types of solutions. By mass (as in this case), by volume or mass/volume.

I hope it helps!

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mihalych1998 [28]
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