Answer: You need metal and other stuff
Explanation:
1. You get to build cool things for places like nasa.
2. You get paid very well
Hope this helps
Solution :
Given :
k = 0.5 per day
Volume, V
Now, input rate = output rate + KCV ------------- (1)
Input rate
The output rate
= ( 40 + 0.5 ) x C x 1000
Decay rate = KCV
∴
= 1.16 C mg/s
Substituting all values in (1)
C = 4.93 mg/L