8. 250 ml of a 10% solution with a density of 1,05 g / ml still dissolved in 11,2 g of potassium chloride. What is the percentage concentration of potassium chloride? 9. What volume of solution will we prepare if the concentration is 1 mol / l and we have 73 g of HCl?

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In the reading, yao chen-yuan describes traveling to deliver a message. why was he willing to risk danger to travelto tientsin? he wanted to the boxers with their cause

What is the approximate vapor pressure when the gas condenses at 70 degrees celsius

Asubstance is held in an open container. its particles move past one another at random speeds but do not leave the container. heat is removed from the system, and the particles slow down. when enough heat is removed, the particles no longer have enough speed to overcome the weak attractive forces between them. when this happens, the substance enters its solid state. the process described above is known as .