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technique
A(n) ________ called Positron Emission Tomography (PET) highlights regions of the body that are usingglucose, the body's major energy source.
Iron
________ plays an important role with two hydrogen atoms and one oxygen atom, and copper cose plays a similar role with 6 carbon atoms, 12 hydrogen atoms, and 6 12 6.
blue electron
The ________ will participate in bonds.
Free radicals
________ can be charged or neutral.
salt crystal
A(n) ________ has a lattice in which the positively charged Na+) are attracted to the negatively charged chloride ion.
atoms
Some ________ attract electrons more strongly than others.
NaCl
________ has 17 protons but now has 18 electrons, which is a net negative charge.
gent properties
What are one of the most important features of compounds? Answer with a single words or term.
Twomolecules
________ are shown that an atom or an ion is most stable when each of its orbitals is occupied by a full complement of electrons.
new shape
What is created by rotating this bond? Answer with a single words or term.
Chemical bonds
________ hold the atoms together.
hydrogen bonds
The ________ may bind to the enzymes.
Van der Hydrogen bonds
________ can be found in a single large molecule.
sodium ion
A(n) ________ has 11 protons, but only trons lose 2 electrons to become a calcium ion.
sodium atom
When an electron is removed from one atom, it must be transferred to another atom. A(n) ________ has one electron in its third shell.
atom
Each ________ has a number of bonds.