Final Exam Review 2

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Select the change that will decrease the rate at which a solid solute dissolves in liquid solvent.

Name the process the following statement describes: A wet sidewalk begins to steam in the sun after a spring shower on a warm, sunny day.

Marla has three balls. Ball A has a mass of 19 g. Ball B has a mass of 1 kilogram. Ball C has a mass of 300 g. In the absence of air resistance, which ball will accelerate the fastest to the ground?

An example of using a lever is

Which of the following elements has the fewest electrons?

When iron rusts it undergoes a chemical reaction and becomes iron oxide. Select the number of electrons gained or lost by every oxygen atom that is converted into the new compound.

Carl has a Ziploc bag that contains 10 g of water. He drops 2 seltzer tablets in the bag and closes the bag quickly. If each seltzer tablet has a mass of 2.5 g, what is the mass of the bag and it's remains at the end of the experiment?

Select the particle(s) that account for 99.99% of the mass of atoms other than hydrogen.