Which of the following statements best describes a limiting reactant? (5 points) The reactant that is used up the least
The reactant that is used up the most
The reactant that is used up before the others
The reactant that is leftover after the reaction

Which of the following mining methods disrupts the sea floor?

Match the mixture with the substance// i really need on this guys (it’s a pic btw)

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?