Write a number using scientific notation.

Bonus Question (5 points):  Describe carbon dating

  How many µm are in 3 1/4 inches?  

When measuring small volumes in a graduated cylinder or a serological pipette, the liquid does not lay completely flat across the top, it forms a “smile”.  When this happens, how do you know what the actual volume is?  What is the name of the part of the “smile” that you measure?

Avogadro’s Number is 6.02 X 1023 particles per one ____________ of a substance.

List 3 features regarding metal?

Define valence electrons.

What phase of matter’s volume can be changed by pressure? 

What does the atomic number refer to?

The periodic table is arranged by groups, what is the most common feature between elements within the same group?