Question

Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction: 2Al(s) + 3Cl2(g) +2AICI3(s)


Aluminum reacts with chlorine gas to form aluminum chloride via the following reaction:

 2Al(s) + 3Cl2(g) +2AICI3(s) 

You are given 12.0 g of aluminum and 170 g of chlorine gas. 


Part A 

If you had excess chlorine, how many moles of aluminum chloride could be produced from 12.0 g of aluminum? 

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Answer #1

Molar mass of Al = 26.98 g/mol

mass of Al = 12 g

mol of Al = (mass)/(molar mass)

= 12/26.98

= 0.4448 mol

According to balanced equation

mol of AlCl3 formed = moles of Al

= 0.4448 mol

Answer: 0.445 mol

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