Preparing Aqueous Solutions for Chemistry Students

[jdhutto]

Chem problem need help...

Homework Statement

How would you prepare the following aqueous solutions?
(a) 1.10 kg of 0.0515 m ethanol (C2H5OH) from ethanol and water
Add___ g C2H5OH to ____ g H2O.

(b) 511 g of 15.0 mass % HCl from 35.3 mass % HCl
Add___ g of 35.3% HCl to ___ g of water.

Homework Equations

The Attempt at a Solution

Im not sure what to do here...somebody please tell me the steps

 

[rocomath]

work? attempt? effort?