Given: the mass of one N atom = 14 units the mass of one O atom = 16 units

c. What is the total mass of one molecule of NO? Show work.

d. What is the % by mass of N and O in NO? Show work.

e. Using to represent an atom of nitrogen and to represent an atom of oxygen, draw a molecule of NO2.

f. What is the ratio by mass of N to O in nitrogen dioxide, NO2?
(leave your answer as a ratio of whole numbers)

g. What is the total mass of one molecule of NO2 ? Show work.

Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

An experimental procedure requires a 10 ml of acid to be dissolved