Warm-Up

Which statements best describe fossils? Check all that apply.

What is the poH if the pH is 3.4 and is it acidic, basic, or neutral?

Classify each statement about catalysts as true or false. True Falsea. Catalyst are consumed by the overall reaction. b. Catalyst speed up chemical reactionsc. Catalyst lower activation energy

Ap chemistry which compound listed below has the greatest molar solubility

If you have 6.02 x 10^23 atoms of metallic iron, you will have how many grams of iron

Molecule a has a molecular weight of 175 and molecule b has a molecular weight of 450. a 0.1 m solution of each is placed on agar gel. which molecule will diffuse more rapidly through the agar?

Is this molecule polar? NaS

The envelope of air that surrounds the earth is called

What is the chemical formula for potassium permanganate?

Is it always possible to identify something as an element compound pure substance or mixture

Why would someone weigh less on Pluto?