Which of these is a compound? ?

a. salad
b. carbon dioxide
c. potassium
d. salt water

14. many depressants reduce small muscle control, making it harder for a. you to steer b. your mind to consider complex problems c. the eye to scan, focus, or stay still d. the kidneys to filter alcohol out of the bloodstream

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

What is the empirical formula of c6h18o3? ch3o c2h5o c2h6o c2h5o5