1) Which formula represents a mixture? 1Pb(Cl)2(s) 2 C2H5OH(1) 3) NaCl(s) 4) NaCl(aq)

The skeletal system performs a variety of functions that are crucial to maintaining life processes. what function is performed in the bone marrow, but not in the ossified bones of the skeleton? a oxygen transportation c mineral storage b. muscle attachment d red blood cell production

The p sub shell can hold up to 8 electrons in an atom. true or false?

What is the atomic number of an atom that has 6 protons