figueroafelicia5
Answered

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A certain sample of gas wieghing 22.8g contains 6.22g of carbon and an unweighed quantity of oxygen. What is the percentage composition of this gas

Sagot :

darinaPenkova

Answer:

16.58

Explanation:

22.80

-

6.22

_____

16.58

law of conservation of mass or principle of mass conservation states that for any system closed to all transfers of matter and energy, the mass of the system must remain constant over time, as the system's mass cannot change, so quantity can neither be added nor be removed. Therefore, the quantity of mass is conserved over time.

I hope that helps

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