ANSWER:
Physical chemistry is the branch of chemistry that deals with the physical structure of chemical compounds, the way they react with other matter and the bonds that hold their atoms together. An example of physical chemistry is nitric acid eating through wood.
I think the answer is number D…. I think
4 Hydrogen Atoms should be correct. Because the 4 infront of it signifies the amount of hydrogen. It would also be 4 hydrogen atoms if it were written as H4N3, because the 4 is still around the H (as long as the 4 is under scored)
Answer:C, atoms must balance positive and negative particles.
Explanation: Got it correct on edgenuity.
Answer:
D. “Many people are disappointed in ethanol because they believed that it would help reduce the price at the pump, not increase it.”
Explanation: