Don’t have a calculator on me but multiply 6.02x10 to the 23rd power by 4.5
C Sometimes have a positive effect on an organism EX: The organism has a mutation that causes the bird to have a longer beak.
I believe this nuclide is potassium with the symbol K. Atomic number for an element remains constant no matter how the mass changes. From the periodic table, potassium has an atomic number of 19.
Answer:
Antonie Lavoisier also known after the french revolution
Answer:

Because water is polar and oil is nonpolar, their molecules are not attracted to each other. ... Because water molecules are polar, they interact with the sodium and chloride ions. In general, polar solvents dissolve polar solutes, and nonpolar solvents dissolve nonpolar solutes.
Explanation:
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