The mechanical advantage required to lift a clay block?

8) a mixture of he, ne and ar has a pressure of 7.85 atm. if the ne has a mole fraction of 0.47 and 8) ar has a mole fraction of 0.23, what is the pressure of he? a) 4.2 atm b) 3.7 atm c) 5.5 atm d) 2.4 atm e) 1.8 atm

What is the mass of oxygen gas is consumed in a reaction that produces 4.60mol so2

What is happening when the water inside a kettle heats up and begins to boil