if my tincture spec is 1:2 at 25% and I have 500 grams of fresh herbs how much alcohol would I use for a standard tincture and how much liquid or water would I use for that same tincture​

Which statement describes a way in which the digestive and excretory systems work together? a. the nephrons absorb nutrients from food going to the large intestine. b. the excretory system balances blood gases in the small intestine. c. the intestinal villi filter blood and send wastes to the bladder. d. the excretory system balances the salts and water obtained from digested food