At 25°c three moles of gas occupy a volume of 4.0l at 1.9 kpa. if the volume increases to 8.0l what will the new pressure be

The charge on an electron is 1.60218 × 10−19 c and its mass is 9.10939 × 10−31 kg. how strong a magnetic field must be experienced by the electron if its path is a circle of radius 5.5 cm? answer in units of t.

What is the increase in density of a medium due to wave travel?

When measuring volume, why is it important to use the correct tools and units to attain the greatest accuracy? use specific examples from the lab to support your answer. (5 points)