Which of the following is an example when an uncontrolled experiment is best? a. when working with the han bodyb. when testing plant growthc. when testing the effect of water on a lawn d. when testing the effect of sugar on a starch

The continuous release of nuclear energy caused when one fission reaction triggered more nuclear reactions is a

Sally is making a model of a magnesium atom with an atomic mass number of 24 for her chemistry class. she has foam balls for the protons, neutrons, and electrons. she has added 6 neutrons to her model so far. how many more neutrons does she need to add to complete her neutral atom of magnesium?

Name the element in group 17, period 2. (periodic table)