If you rub a balloon on a piece of fabric or carpeting and then hold it against your head, your hair can stand on end. Why?

Solid potassium chlorate (kclo3) decomposes into potassium chloride and oxygen gas when heated. how many moles of oxygen form when 54.3 g completely decomposes?

Mole fraction of the solute in a 1.00. What is the molal aqueous eqaution?

Which situation would violate the octet rule? 3 bonds to boron 3 bonds to and a lone pair on oxygen 5 bonds to carbon 3 bonds to carbon

Which is the correct example of an ion? a. Two atoms with a different number of protons b. Two atoms with a different number of neutrons C. Two different elements with the same mass d. Two atoms with a different number of electrons e.

What kind of energy transformations occur when you hit a coconut with a hammer

Model describe how you would show j. j. thomson's model of the atom using small beads and clay

Switching one substance for another is called ... ? a) displacement b) synthesis c) decomposition d) oxidation

C2h4 + O2 - CO2 + H2O If we start with 20 grams of CH4, how many moles of CO2 will form?

How does chemical energy relate to the atom and how can we use it?

A positively charged atom is known as a cation. A cation will? ... A) have more protons B) have to same number of protons and electrons. C) Be the same as a neutral atom. D) have more electrons.