Answer:
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Explanation:
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I dont get it someone please help
According to the periodic table, carbon's molar mass is 12.011 grams per mole (that's the small number under the element). So, just multiply like this to get the answer:

So, there are approximately 0.208 grams in 2.5 moles of carbon.
If u disturbed equilibrium position then this principal comes into effect deciding how to counteract the disturbance.