Using the data in the table, calculate the rate constant of this reaction.

A
+
B
⟶
C
+
D

Trial
[
A
]
(M)

[
B
]
(M)
Rate (M/s)
1
0.240

0.280

0.0153

2
0.240

0.700

0.0956

3
0.432

0.280

0.0275

k
=

Units

If i initially have a gas at a pressure of 12 atm, a volume of 23 liters, and a temperature of 200 k, and then i raise the pressure to 14 atm and increase the temperature to 300 k, what is the new volume of the gas?

Air can be considered a mixture. which statement does not explain why?

Which best describes the present-day universe? opaque, expanding very slowly, stars produce heavy elements transparent, expanding at an accelerated rate, stars produce heavy elements opaque, expanding at an accelerated rate, stars produce only hydrogen and helium transparent, expanding very slowly, stars produce only hydrogen and helium