Answer:
protons is 7 neutrons should be 9
Explanation:
protons number is its atomic number
the number of protons and the number of neutrons determine an element's mass number.
Gross domestic product (GDP)
he was shocked by the static electricity he had accumulated.
There is a 50% chance their child will have blue eyes.
MACs, or membrane attack complexes, are used in the complement system.
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