What is the frequency of a photon with energy of 6.22x? please show work. Planck's constant, (h),= 6.626x Joule (J)
Speed of light, (c), = 3.00x Meters per second (m/s)

Which characteristics can be used to differentiate star systems? check all that apply.

Phosphorous can form an ion called phosphide, which has the formula p3−. this ion can form an ion called phosphide, which has the formula p3−. this ion properties very similar to those of pforms when a phosphorus atom loses three protonsis called a cationcontains 18 electrons

Glucose (c6h12o6) is an important biological molecule. (round the answer to nearest hundredth.) what is the percent by mass of carbon in glucose?