4. A gas at 400 K is placed in a 4.0 L moveable piston. The gas

is cooled to 252 K.

a. What is the new volume in the piston?

How are gravity and air friction related to a raindrop's terminal velocity?

Which type of gas is filled in lays pack and why?

Batteries work by letting charged ions flow through an electrolyte solution. Batteries can contain strong acids or strong bases. Which of the following explanations best explains why?

How many moles of MgCl2 are there in 301 g of the compound?

Assuming the compound is dissolved in water, what is the formula for phosphorous acid? h3p h3po4 hp h3po3

How did scientist respond to copernicus's discovery?

In a chemical reaction where does the energy gets stored

Describe pyruvate processing

Describe the factors that affect surface and deep water currents

Which of the following would be a good use for a nonmetal? handle of frying pan electrical wires structural components in buildings coinage