A barrel contains 25 liters of a solvent mixture that is 40%
solvent and 60% water. Lee will add pure solvent
to the barrel, without removing any of the mixture
currently in the barrel, so that the new mixture will
contain 50% solvent and 50% water. How many liters
of pure solvent should Lee add to create this new
mixture?

All businesses can discriminate against workers based on a nation of origin b. immigration status c. mental disability d ane

Adult wasps sting caterpillars and inject their eggs into the caterpillars. the larvae feed on the caterpillars, leading to the death of the caterpillars. what kind of a relationship exists between the wasps and the caterpillars? a. the adult wasps are parasites to the caterpillars. b. the caterpillars are parasites to the wasps. c. the adult wasps are commensals, and the caterpillars are hosts. d. the caterpillars are commensals, and the adult wasps are hosts.

All of the following items are important to know when diagnosing an engine driveability problem except for thea. type of gasoline usedb. brand of engine oil usedc. temperature of the engine when the problem occursd. list of previous repairs