Interpretation: The percent composition by mass of Sn and O in SnO2 has to be calculated.
Concept introduction: Percent composition by mass of each element present in a compound is known as the compound’s percent composition by mass.
Percent by mass of an element = n ×atomic mass of elementmolecular or formula mass of compound×100%Where n is the number of atoms of the element in a molecule or formula unit of the compound
Check out a sample textbook solution.
Solve them all with bartleby. Boost your grades with guidance from subject experts covering thousands of textbooks. All for just $9.99/month