Answer:
it has 79 protons
Explanation:
the atomic number is equal to the number of protons an element has.
The answer is A)radio waves, micro waves, visible light, x-rays
The negative ion reactions that consist of the formation of carbon dioxide in the atmosphere is generally an exothermic reaction. By definition, an exothermic reaction takes place when the chemical process eventually releases heat as its by-product. It is in contrast in endothermic process wherein heat is absorbed.
Answer:
About 7.89g/cm^3, I think.
Explanation:
Find the volume. Divide the mass by the volume.
