How many moles are in 1.5x1023 formula units of lithium bromide (LiBr)?
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Tip Try using words that might appear on the Unit 5: Problem Solving and the Mole Nature of Science ... is the independent variable)? a) The amount of water b) The ... A lithium atom contains 3 protons in its nucleus.
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Explanation:
No. of units given=1.5×10^23
no. of moles= 1.5×10^23/6×10^23
= 0.25 moles
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