chapter 3

Question 1

how many cm cubed in one m cubed?

Answer 1

1,000,000

Question 2

how many dm cubed in one m cubed?

Answer 2

1000

Question 3

how many Pa in one kPa?

Answer 3

1000

Question 4

how do you work out temperature in K?

Answer 4

+ 273

Question 5

what is the R constant in the pV = nRT equation?

Answer 5

8.314 Jmol-1K-1

Question 6

what is the equation the volume of a gas that is not at room temperature and pressure?

Answer 6

pV = nRT

Question 7

what is the equation for volume of a gas at RTP?

Answer 7

moles = volume/24

Question 8

what units do they want pressure in in the pV = nRT equation?

Answer 8

Pa

Question 9

what units do they want volume in in the pV = nRT equation?

Answer 9

m cubed

Question 10

what is stoichiometry?

Answer 10

a balanced equation
tells you the reacting ratio in moles of each substance

Question 11

what is the equation for percentage yield?

Answer 11

actual yield / theoretical yield x 100

Question 12

what is the equation for atom economy?

Answer 12

Mr desired products / Mr total products x 100
(use BIG and LITTLE numbers as well)

Question 13

what is the equation for concentration of a solution?

Answer 13

moles = concentration x volume