31-40. C. 12 students sold that many, therefore it's the most.
Answer:
The answer is $7.15 (A)
Step-by-step explanation:
R ≈ 8.31
Filling in the given values ...
... pV = nRT
... 2·4.155 = 1·R·1
... 8.31 = R
i am pretty sure its 180
mark me brainliest plz so close to next rank
p=m/v
v=9 x 4 x 4=144cm
m=1267.2g
p=1267.2/144
p=8.8 g/cm^3
