Answer:
19 protons, 19 electrons, and 3 neutrons
Explanation:
the atomic number is 19 so the protons are the same, 19, and the electrons are the same as the proton, because protons are positive and electrons are negative so they have to balance out and the neutrons ➗ mass number by the atomic number.
Climax community is the answer i believe
Answer:
4 th image
Explanation:
water is being boiled n the 4th image indicating that the change between liquids and gasses is water vapor.
Answer: Porous rock has gaps between rock particles that can fill with water. but i’m not 100% sure
Explanation:
By decreasing n we can increase presure because decrease in n will shift equilibrium to either forward or reverse direction
