What is the simplest whole number ratio of atoms in a molecule or formula unit called? the molecular formula the molar mass the percent composition the empirical formula

Need ! asap will mark 10 pts using the room temperature line (orange line) and your periodic table, make lists that identify the state of matter (gas, liquid, or solid) in which each element you plotted exists at room temperature. explain your answers

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.

Explain the impact that changing the temperature has on a system in a state of dynamic equilibrium. what will happen when the temperature of an exothermic reaction mixture at equilibrium is increased?