A piece of copper weights 0.635g. how many atoms of copper does it contain?
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Answer: atoms
Explanation:-
According to avogadro's law, 1 mole of every substance occupies 22.4 Liters at STP and contains avogadro's number of particles.
To calculate the moles, we use the equation:
Now 1 mole of copper atom contains = atoms of copper.
0.01 mole of copper atom contains = atoms
Answer:
826857+76766*576=7664468
Explanation:
*68091453688-5646484468-15616556121516+=5