Which of the following correctly represents the formation of a compound consisting of
magnesium and fluorine?

What is the number of moles of chemical units represented by 9.03x10^24? and how do i show work? (dumb it down )

1. if you have a gas at 127 degrees c, what is it's absolute temperature (kelvin)? a. 200kb. 300kc. 400kd. 500k2. if you had a gas whose absolute temperature measured 45 k, what is that temperature in celsius? a. -228 cb. -300 cc. 125 cd. 112 c

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves