54 points the solubility of sodium chloride is 35.9 g/100 g h2o at 20°c. 35.9 g of sodium chloride are added to 100 g of water, and all of it dissolves. another solution is made from the same amount of salt and the same amount of water. this time some solid remains undissolved. what factor could cause the difference? volume temperature beaker size solute purity

How does the digestive system interact with the circulatory system? a. messages sent as electrical impulses from the digestive system are transported throughout the body by the circulatory system. b. nutrients taken in and broken down by the digestive system are carried to various parts of the body by the circulatory system. c. nutrients and gases are absorbed by organs in the circulatory system. then, they are transported to all parts of the body by organs in the digestive system. d. oxygen and carbon dioxide are exchanged by organs in the digestive system, and the gases are carried to the rest of the body by the circulatory system.