Neon is a non-reactive gas that does not interact with other elements. How does the properties of Neon compare to those of Xenon?

Aprojectile is launched horizontally 10m above the ground and with an initial velocity of 15 m/s. a) determine the magnitude and direction of projectile velocity at t= 1.3s b) determine the magnitude and direction of projectile acceleration at t=1.3s

If element x has 99 protons how many electrons does it have

Is the portion of the electromagnetic spectrum that has a frequency just above that of visible light.