stephanieb75
19.11.2019 •
Chemistry
Suppose a tank contains 100 gallons of a solution of 10 lb of salt dissolved in water, which is kept uniform by stirring. pure water is allowed to flow into the tank at a rate of 3 gallons per minute, and the mixture flows out at a rate of 2 gallons per minute. how long will it take for the amount of salt in the mixture to be reduced to 5.55.5 lb?
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Ответ:
Please see attachment
Explanation:
Please see attachment
Ответ:
Mass = 1946 g
Explanation:
Given data:
Number of moles of GaI₃ = 4.32 mol
Mass of GaI₃ = ?
Solution:
Formula:
Mass = number of moles × molar mass
Molar mass of GaI₃ = 450.44 g/mol
by putting values,
Mass = 4.32 mol × 450.44 g/mol
Mass = 1946 g