. Which characteristic of water will allow a paperclip to remain floating on water when the paperclip is gently placed on top of
1 answer:
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Answer:
a) 90 kg
b) 68.4 kg
c) 0 kg/L
Explanation:
Mass balance:
w is the mass flow
m is the mass of salt
v is the volume flow
C is the concentration
a) Initially: t=0
b) t=210 min (3.5 hr)
c) If time trends to infinity the division trends to 0 and, therefore, m trends to 0. So, the concentration at infinit time is 0 kg/L.