Adult Bone Marrow has stem cells that are not as "good" as embryonic ones but they still can become red blood and skin cells
Dipole Dipole Forces. LDFs are too weak to remain as liquids at room temperature, making them gases. DDFs are the only possible choice.
-T.B.
Yes a physical change can do that. A chemical change is like a burning candal
Answer:
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a single neutral atom of zinc has 30 protons