1) Not sure.
2) Generally most wines will ferment dry depending on the yeast and it's tolerance. If a wine is supposed to have 14.5% for a 6 gallon batch that is about 286g/L which is 2.39 lbs/gal or 14.34 lbs total. In 5 gallons this is 2.87 lbs/ gallon or 343.9 g/L (my chart is in metric as I...