Permanent antifreeze contains ethylene glycol dissolved in water.What is the mass of ethylene glycol dissolved in 5.00 kg of a 40.0% solution?

Question

Quizplus · Accepted Answer

A 40.0% solution means that 40.0% of the total mass is the solute, which in this case is ethylene glycol. Therefore, in a 5.00 kg solution, the mass of ethylene glycol is 40.0% of 5.00 kg, which is (40.0/100) * 5.00 kg = 2.00 kg.

Permanent Antifreeze Contains Ethylene Glycol Dissolved in Water