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10 questions from this quiz
Total mass of reactants = products
Atoms rearranged, not created/destroyed
Same number of each atom on both sides
Numbers in front of formulas
Write the unbalanced equation
N2+3H2→2NH3N_2 + 3H_2 \rightarrow 2NH_3N2+3H2→2NH3
3
Sum of reactants MrM_rMr = products MrM_rMr
Total mass of all atoms in compound
Add up ArA_rAr of all elements
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