D is correct answer.
Ernest Rutherford is a name of the scientist who is the first proposed that atoms have a nucleus.
Hope it helped you.
-Charlie
Explanation:
The fluids seperated because of the different density of the liquids. The lower liquid has a high density while the liquid on top has a low density
Answer:
Because frequency and wavelength are related by a constant (c) the energy can also be written in terms of wavelength: E = h · c / λ.
Answer:
The electrons are attracted to the nuclei of both atoms.
Explanation:
Electrons are attracted to nuclei because nuclei are positively charged and electrons are negatively charged. Opposites attract
Water is a pure substance because it is not refined like the other materials. Hope this helps!!!