Health officials are concerned about radon levels in homes. The half-life of radon-222 is 3.82 days. If a sample of gas contains 4.38 ug of radon-222, how much will remain in the sample after 15.2 days

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

Which describes an object in projectile motion? check all that apply.a.gravity acts to pull the object downb.the object moves in a straight path.c.the forward velocity of the object is 0 m/s.d.the object’s inertia carries it forward.e.the path of the object is curved.

Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?