Hexane combusts in the presence of oxygen to produce carbon dioxide and water. 2C6H14 + 19O2 → 12CO2 + 14H2O

How many atoms, total, are reacting in this equation?

In your own words, explain shear adhesion.

Aluminum, carbon, and calcium are examples of what type of matter? Element Heterogeneous Mixture Compound Solution

Reactant A can participate in both of these reactions: 1) A + B - > C + D DeltaGrxn = - 15.6 kJ 2) A + E - > F + G deltaGrxn = - 20.5 kJ Reaction 1 has a much higher rate than Reaction 2 under the same reaction conditions.

4) (5 pts) Give the formal charge of Sulfur in each of the following S Na2S SO SO-2

The tendency for an object at rest to remain at rest is?

Which is NOT a property of gold? A. rare B. tarnishes C. malleable D. corrosion resistant

The element rubidium has two naturally occurring isotopes. The atomic mass of 85Rb (72.17 percent abundant) is 84.911794 amu. Determine the atomic mass of 87Rb (27.83 percent abundant). The average atomic mass of Rb is 85.4678 amu.

Describe what you can do to slow down, or stop the continuous negative human treatment of our aquatic biomes.

If the hydrogen ion concentration is 10-7M, what is the pH of the solution? Show all work.

When it is raining water is returning to earth as a water cycle stage called