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3 April, 17:51

A chemist weighed out

65.8

g

of potassium. Calculate the number of moles of potassium she weighed out.

Round your answer to

3

significant digits.

+4
Answers (1)
  1. 3 April, 18:07
    0
    No of moles = mass/atomic mass

    no moles of potassium = 65g/39.8 = 1.6moles
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