(d)
The wavelength at which the Sun emits the maximum intensity of radiation is approximately
5x 10-7 m
Estimate the surface temperature of the Sun.
Use Figure 2.
.

Has anyone had this question before? If so plz share

The 'figure 2' is the pic above ⬆️

Aprotein molecule in an electrophoresis gel has a negative charge. the exact charge depends on the ph of the solution, but 30 excess electrons is typical. what is the magnitude of the electric force on a protein with this charge in a 1600n/c electric field? write in two significant numbers, and also in newton