Suppose a system receives a ""deposit"" of 47 J of work from the surroundings and loses a ""withdrawal"" of 75 J of heat to the surroundings. What is the magnitude and the sign of ΔE for this process?

answer: the correct answer id option(d).

explanation:

snell's law refraction:

the angle of refraction =

the angle of incidence =

refractive index of air = = 1

refractive index of glycerol = 1.47

from the given options, the most closest answer to 63.72° is 65° of option (d).

answersysvol bloat;