What is the name of Cu(NO3)2?

Find the molar mass of H2O2.

What is the correct chemical symbol for the atom with 46 protons, 62 neutrons and 44 electrons?

Name the polyatomic ion, Cr2O72-.

What is the common name of NO?

Academic Honor Pledge I agree to abide by Huntingdon College’s Honor Code while completing this assignment.  I will also report any circumstances and/or instances to the instructor that may compromise the integrity of this exam.  The instructor reserves the right to not grade this exam without a signature below.  Answer “True” if you agree with this statement.

What is the answer to the question below using the correct number of significant figures? 120.231 – 18.9 = ?

The molar mass of water is 18.02 g/mol. Given 66.29 g of water, how many moles of water do you have?

You have 1.486 × 1023 atoms of helium (He). How many moles of helium do you have?

The molar mass of methane is 16.04 g/mol. Given 81.33 g of methane, how many moles of methane do you have?