Soft shell turtle weigh about 8-10 grams when they are 2" in size. when they are about 3-4" these may weigh about 30-40 grams. Increase in Growth and weight are very slow in soft-shell turtles.
An 8-man shell is around 1.5ft wide. They can range in length from about 57ft - 65ft as well. See an example of an 8 manufacturer and their sizes: http://www.kingracingshells.com/sizes.php
425 lbs
Anywhere from 130lbs to 150lbs would be a healthy body weight for a man of 5'8"
8 lb
A female at 5 foot 8 weigh should weigh from 120-140.
... 8 ounces
8 oz.
8 ounces
they can weigh up to 2-8 pounds
8
8 ounces