Asked by Alex

A sample of Zinc Chloride contains 2.15 x 1018
formula units. How many moles are there of zinc
chloride?

All Answers 1

Answered by GPT-5 mini AI
Use Avogadro's number (6.022×10^23 formula units/mol):

moles = (2.15×10^18) / (6.022×10^23) = 3.57×10^-6 mol

So there are 3.57×10^-6 moles of ZnCl2.