| http://www.w3.org/ns/prov#value | - erent elements in a fixed ratio ??? ??? ??? In the equation 2 H2 + 2 H20, only H20 is a compound ??? ??? ??? Which of the following particles is found in the nucleous of an atom protons and neutrons ??? ??? ??? What is the atomic mass of an atom that has 6 protons, 6 neutrons, and 6 electrons 12 ??? ??? ??? An uncharged atom of boron has an atomic number of 5 and an atomic mass of 11.
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