What is the pH of a 3.5 * 10-11 M

H + solution?

One macromolecule isolated from an organism has a formula of C22H24O2 and another has a formula of C22H24O22. Based on the formulas alone, speculate and justify the likely identity of each macromolecule.

1. If a metal with a higher specific heat were used, would this raise or lower the final water temperature? Explain

How is a compound similar to a homogeneous mixture

What is the complete ionic equation for H2SO4 (aq) + Cal2 (aq) - > CaSO4 (s) + 2HI (aq) ?

Which of the following changes would increase the pressure of a gas if moles are held constant? A. Part of the gas is removed B. The temperature is decreased C. Nothing is changed D. The container size is decreased

Chemists use activity series to determine whether which type of reaction will occur?

1. Does the temperature rise or drop when you mix vinegar and baking soda. 2. Does the temperature rise or fall when you mix baking soda and water.

Use the balanced equation from number four above to determine the limiting reactant if we had a mixture of 5.0 moles of Fe and 4.0 moles of O2.

Using the kinetic theory what happens to oxygen particles as they are cooled

Identify the following: 1. The only 2 liquid elements. 2. The element in period 4, group 0. 3. The second metalloid in period 4. 4. The first element in group 4A.