20 lb times 10 mg equals total dose of 20 X 10 or 200 mg.... 1 ml is 100 mgs 200 mgs is 2 ml....assuming you have given the right data...
You don't.
There are 16 ounces in a pound, (whatever you are weighing)
2 ounces.
You can give any size dog penicillin. It would need 3 mL or 3 cc's.
keep the weighing bowl spotless and test the mechanism weekly with a known weight such a pound of butter.
One pound; 16 ounces; 448 grams
it depends on what your weighing because there is pound and ounces
Take your dog to a vet for proper care.
Take your dog to a vet for proper care.
You would need to ask your vet.
0.3 L
5 cc per 100 lbs