Estimate an approximate answer for each of the following calculations. Verify your ballpark answer using a calculator.

Question:

Estimate an approximate answer for each of the following calculations. Verify your ballpark answer using a calculator. 

(a)

39.50 mL AlCl3 X 278.1 g PbCl2 1 mol PbCl 0.115 mol AlCl3 1000 mL AlCl3 ? g PbCl X 3 mol PbCl 2 mol AlCl3

(b)

42.05 mL HCI X X 0.195 mol HCI 1000 mL HCI 1000 mL Ba(OH)2 0.105 mol Ba(OH)2 1 mol Ba(OH)2 2 mol HCl = ? mL

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