explain how the density of a liquid affects the strength of the nii yang force that the liquid exerts on an object

What is the atomic number of an atom that has 6 protons

How many neutrons does an element have if its atomic number is 50 and its mass number is 166

Which of the following has expanded our knowledge of the universe beyond our solar system the most? a. manned space travel b. the hubble space telescope c. the pioneer and voyager missions d. the international space station