16-7= 9 you subtract the atomic number from the mass and get the number of neutrons so there ae 7 protons and 9 neutrons
Answer:
the kidneys are the most important function of the urinary system
Explanation:
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<3 anmol
Answer: D
Explanation:
photosynthesis - takes in water, energy from the sun, and carbon dioxide and releases oxygen and glucose (sugar)
respiration - takes in glucose and oxygen, and releases water and carbon dioxide and energy
they are basically the opposite
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