Which of the following best describes a mole as used in chemistry?
1 answer:
Answer: a very large number of objects
Explanation: Mole is the amount of objects and it has the usually Avogadro number of atoms, molecules, ions, etc in chemistry
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there's a total of five atoms
Answer by YourHope:
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Which definition of "coarse" matches its use in the phrase "coarse focus?"
A) "rough in texture"
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Moles of CaBr2 = 5/molar mass of CaBr2
= 5/199.886
= 0.025 moles.
Hope this helps!
Answer:
96 m/s.
Explanation:
Distance equals speed x time,
12 x 8, so the distance is 96 m/s.
