Question

4x 10^22 atoms of an element weigh 12 g. The gram atomic weight of the element is: A) 24 g E) 100 g B) 48 g C) 180 g D) 240 g ​

Answer 1

Answer:

Answer:240

Answer:240Explanation:

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Answer 2

Answer:

A 418.6 N boy eats a protein bar with an energy content of 100 calories. What percent of this energy will be used up if he climbs 100-meter stairs