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Chemistry, 21.06.2019 17:30
One mole of zinc has a mass of 65.4 grams. approximately how many atoms of zinc are present in one mole of zinc? 32 × 1023 atoms 6 × 1023 atoms 66 atoms 65 atoms
Answers: 1
Chemistry, 22.06.2019 11:00
The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.
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Chemistry, 22.06.2019 11:50
Calculate the molarity of each of the following solutions. part a) 0.12 mol of lino3 in 5.5 l of solution part b) 60.7 g c2h6o in 2.48 l of solution part c) 14.2 mg ki in 100 ml of solution
Answers: 2
A sample of sugar (C12H22O11) contains
1.505 × 1023 molecules of sugar. How many moles of sugar ar...
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