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Wednesday, January 29

Sections 1, 2 & 6: Complete the Stoich WS #1 that we worked on in class today.
Here's an example of a mass to mass conversion problem (#5B):







Section 7: Complete these 3 problems in your notebook. Use a pencil!!!

1. Write the balanced equation for the combustion of ethyl alcohol (C2H5OH). 
If 3.662 moles of ethyl alcohol are burned, how many moles of water can be formed?

2. Given: 2 Al(s) + 6 HCl(aq) ® 2 AlCl3(aq) + 3 H2(g)
How many grams of aluminum must be used to produce 5.00 grams of hydrogen gas?


3. Using the equation in question 2 above, how many moles of aluminum chloride can be obtained from the reaction of 25.7 g of hydrochloric acid?