Discover Questions

How do we know that biologically separate races no not exist? At what angle will 570 nm light produce a second-order maximum when falling on a grating whose slits are 1.40×10−3 cm apart? How do I solve this graphically and draw a graph?
(x-1)^2 +5 =6? If the bromothymol is the same color when mixed with two different species does that mean both species are the same age? What is the mass of carbon in a 5-carat diamond that contains 5.00 x 10^22 atoms of carbon?