According to the condensation theory, the most important factor for the formation of our planets was the gravitational pull of the sun the interstellar dust attracting heat away from the protosun the process of nuclear fusion the nebular cloud condensing

What is meant by the statement" the melting poin of glycerine is 13 degree celsius

Two solutions of the same uv-absorbing molecule were analyzed by uv-vis spectroscopy on the same instrument using 1 cm pathlength cells. use data from the table to calculate by what percentage the concentration of solution b is compared to that of solution a.sample absorbance at 315nm a 0.45 b 0.80

Suppose two stars are located in region a of the h-r diagram shown in the figure below. star c appears much dimmer than star y as seen from earth. which star can be inferred to be nearer to earth and how do you know?