What is the wavelength of the matter wave associated with an electron (me= 9.1 x 10-31 kg) moving with a speed of 2.5 x 107 m/s? a. 2.41*10^-34b.1.51*10^-56c.2.9*10^-1 1d.1.82 *10^4

At 300 mm hg, a gas has a volume of 380 l, what is the volume at standard pressure

The atomic number, or number, is the described as the number of in the nucleus of an chemical element.

You open a can of soda at room temperature and hear a hiss. which of the following factors has changed inside the container? a.) atmospheric pressure b.) temperature of gas c.) type of gas d.) amount of gas