The portion of the visible spectrum that appears brightest to the human eye is around 562 nm in wavelength, which corresponds to yellow-green. the speed of light is 3 × 108 m/s. what is the frequency of 562 nm light? answers

Apatient has a history of poor nutrition. he has skin rashes, bleeding gums, and a cut that hasn’t healed in a long time. what vitamin deficiency most likely caused this symptom?

This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.

Ais not a mixture. colloid compound suspension solution