Can I have help with these questions? I would like to practice the solutions to these problem.
1. A sample of water has 24 grains per gallons of hardness as calcium carbonate. What is the hardness in terms of mg/L.© BrainMass Inc. brainmass.com October 10, 2019, 7:28 am ad1c9bdddf
For these problems, use unit conversions.
1 grain/gallon = 17.118 mg/L
24 grain/gallon x (17.118 ...
Conversion problems including ppm to kg of chlorine gas is outlined.