PLz help!! WIll MARK BRAINLIEST 2) (Mostly from 4.13, however there are more examples throughout unit 4) What contributions did the scientists discussed in this unit make to our understanding of astronomy and the universe? (for example – Kepler, Copernicus, Hubble)

This is what i found on google “when one phosphate group is removed by breaking a phosphoanhydride bond in a process called hydrolysis, energy is released, and atp is converted to adenosine diphosphate (adp). likewise, energy is also released when a phosphate is removed from adp to form adenosine monophosphate (amp).” i hope this you .

B.) falsehope this !

It is a mixture. simply put, a compound must be pure, that is, of only one chemical structure and composition. a mixture is made of different chemical substances (i.e. elements, molecules, compounds) that are not chemically bonded to each other, but instead physically grouped together, as in the case of gasoline (a homogeneous solution).