Silicon is in the third period on the periodic table. Which orbital levels do its electrons occupy?

Water can be made to boil at 105 degrees Celsius instead of 100 degrees Celsius by a. applying a great deal of heat. b. increasing the air pressure on the water. c. decreasing the air pressure on the water. d. removing a great deal of heat.

The minimum number of seismograph stations necessary to determine the location of an earthquake's epicenter is

A parent who is convinced that children have rights that ought not to be interfered with by adults is most likely:

Consider the reaction CH4 (g) + 2O2 (g) - > CO2 (g) + 2H2O (g) how many grams of methane should be burned in an excess of oxygen at STP to obtain 5.6 L of carbon dioxide? 2.0 g 4.0 g 16.0 g 32.0 g

Is peeling an orange a chemical reaction?

Water is unique because the density of it's solid is less than the density of it's liquid. Describe how life would be different if this weren't true

If an element has 1 valence electrons, how many dots will be in the elements dot diagram?

What is the temperature of a gas at STP?

What is the numerical meaning of centimeter

You run an experiment to test the effects of temperature on solubility. What would you heat? A.) solvent B.) solute C.) the room B.) the beaker