Use the unbalanced equation to answer the question that follows: H2+O2 →H20
Which of the following is the best explanation as to why this equation needs to be
balanced?
Because an equation cannot show two hydrogen atoms on both sides of the
equation
Because an equation cannot show four atoms reacting to produce only one
product
Because an equation cannot show two reactants and only one product
Because an equation cannot show four atoms reacting to only produce three
atoms