Question 6 (5 points) How does pH of water change when carbon dioxide (CO2) is dissolved in it?
a
b
ОООО
Since CO2 makes acid in water, pH of water drops down from 7.
It is not possible to know.
Since CO2 makes acid in water, pH of water remains 7.
Since CO2 makes acid in water, fit of the new solution will become more than 7.
с
d

If equal masses of the listed metals were collected , which would have a greatest volume ? a. aluminum 2.70,b.zinc7.14,c.copper 8.92,d.lead 11.34

Use the drop-down menus to answer each question. which runner finished the 100 m race in the least amount of time? which runner stopped running for a few seconds during the race? at what distance did anastasia overtake chloe in the race?

Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen prepared by reforming natural gas. in the first step, nitrogen and hydrogen react to form ammonia: (g) (g) (g) in the second step, ammonia and oxygen react to form nitric acid and water: (g) (g) (g) (g) calculate the net change in enthalpy for the formation of one mole of nitric acid from nitrogen, hydrogen and oxygen from these reactions. round your answer to the nearest .