1. A gas has a volume of 6.0L, a temperature of 402K, and there are 3.98moles. What is the pressure? (R = 0.0821 L*atm/mol*K)

Using a value of ksp = 1.8 x 10-2 for the reaction pbcl2 pb+2(aq) + 2cl -(aq). if the value of ksp was determined to be only 1.2 x 10-2: too much solid has dissolved. additional precipitate is forming. the solution is unsaturated. the ions are now combining to reduce their concentrations.

Ajet plane is speeding down the runway during takeoff. air resistance is not negligible. identify the forces on the jet.

Which of these statements best explains why space exploration should be encouraged? it prepares humans to live without oxygen. it dispel myths about objects in space. it prevents comets and asteroids from striking earth. it creates technology to absorb harmful radiations in space.