Which early chemist worked with gas-phase reactions and was able to describe their behavior mathematically?
a Joseph Priestley
b Robert Boyle
c Antoine Lavoisier
d J. J. Thomson

Take a look at this dandelion. the yellow flower on the right is pollinated and the seeds on the left are transported by

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.

Calculate the number of grams of sodium in 3.00 g of each sodium-containing food additive.