6) Copper used in electric wires comes in two flavors (isotopes): "Cu and Cu. "Cu has an atomic mass of 62.9298 amu and an abundance of 69.09%. The other isotope,"Cu, has an
abundance of 30.91%. The average atomic mass between these two isotopes is 63.546 amu.
Calculate the actual atomic mass of "Cu.

Can someone me with 6 to 10 plz this is for masteries test.

If one fission reaction of a uranium-235 atom produced two neutrons, how many neutrons would be released if the chain reaction occurred three more times?

[ou.03jthe pictures below show the wavelengths and intensities of electromagnetic radiations emitted by three stars, star 1, star 2, and star 3. intensity intensity- intensity- 1000 3500 6000 8500 11000 wavelength (a) star 1 1000 3500 6000 8500 11000 1000 3500 6000 8500 11000 wavelength (a) wavelength (a) star 2 star 3 which of these statements is correct about the color of the three stars? star 2 is white in color o star 2 is yellow in color star 1 and star 3 are yellow in color star 1 and star 3 are white in color