Answer:
12408 feet per minute
Explanation:
Given: Speed is 141 mi/h
To find: speed in units of feet per minute
Solution:
Use the following units to convert the given speed into feet per minute.
1 mile = 5280 foot
1 h = 60 minutes
Therefore,
141 mi/h 
feet per minute.
Solar energy is a non-pollutant, which means it doesn't pollute the environment. so therefore A is the correct answer.
Answer:
C
Explanation:
It can already be seperated because the mixture hasn't disolved into the water yet.
A.He
because He 's molecular weight is small than each other
