A factory janitor’s wages would be classified as ________ when determining the cost of a manufactured product.

Trying to turn on Bunsen burner: What would you do if flame is Yellow color black residue?

Determine the mass of one mole of silver.

Atoms with the same atomic number but different numbers of neutrons are called _____.

Which of these statements about an atom is incorrect?

The atomic mass of fluorine (F) is 19.00. Which of the following is not true?

Nonmetals tend to _____ electrons to form _____ ions.

Strontium is a member of which group/family?

Show the set up clearly for credit.  Give your answer to the correct significant figures and include the correct unit(s). 1.  565 mL = ___________L 2.  4.5 in = __________ cm 3.  A 35 mL sample of salt water solution has a mass of 37.5 g.  What is the density of this solution?

To explain natural phenomena, scientists must _____.