How much must be drained from tank and replaced
A vat holds 2.25(10^3) kg of a 22.0% solution of ethylene glycol and water. How much must be drained from the tank and replaced with an 85.0% ethylene glycol solution to obtain a 33.0% concentrate? Assume percentage values are based on mass.
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Jinbao produces tubas and ships them in lots of twenty. Suppose that 60% of all such lots contain no defective tubas, 30% contain one defective, and 10% contain two defectives. Now suppose that a lot is inspected, with two tubas being selected fro
A completely reversible heat pump produces heat at a rate of 300 kw to warm a house maintained at 24degrees c.The exterior air,which is at 7degrees c, serves as the source. calculate the rate of entropy change of the two reservoirs.
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How much must be drained from the tank and replaced with an 85.0% ethylene glycol solution to obtain a 33.0% concentrate? Assume percentage values are based on mass.
She then flips the hubcap over and sees another image of her face 10.0 cm in back of the hubcap. What is the radius of curvature of the hubcap?
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