Which object forms when a supergiant explodes? a red giant a black hole a white dwarf a neutron star

The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions

Positrons are spontaneously emitted from the nuclei of

Which sections of the heating curve illustrate this process?