LOUIHow does the foaming helps in cleaning of the dirt particles?
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The answer is 18.23432 grams.
Molar mass of KOH= 56.1056
= 18.234 grams
Molar mass of KOH= 56.1056
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.