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2 cards from this section. Quick, good the night before a test.
Calculate the atomic mass of neon (Ne) given that it has an atomic mass of 20.18.
Refer to the periodic table for atomic masses.
What is the molecular mass of carbon dioxide (CO2)?
Remember to sum the contributions of each atom.
What is atomic mass primarily determined relative to?
Think about the periodic table and how elements are standardized.
True or False: The molecular mass of NaCl is the same as its formula mass.
Consider how ions in ionic compounds are treated.
Consider an element with isotopes of 90% 12C and 10% 13C. Calculate its average atomic mass.
Remember, multiply the abundance by the respective atomic mass.
If 4 moles of sulfuric acid (H2SO4) are reacted, how many grams of the acid are involved?
Use the formula mass you’ve calculated.
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