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Analyzing Chemical Reactions 1. 2. 3. 2 N2H4 + N2O4 ----> 3 N2 + 4 H2O a. Number of atoms in the reactants ____________________ b. Number of nitrogen atoms in the reactants ____________________ c. Total number of molecules in the products ____________________ d. Total number of different compounds ____________________ e. List all the coefficients in the products ____________________ f. List all the subscripts ____________________ g. Name the reactants ____________________ h. Name the products ____________________ 2 C7H6O3 + C4H6O3 ----> 2 C9H8O4 + H2O a. Number of atoms in the reactants ____________________ b. Number of atoms in the products ____________________ c. Why are the above numbers equal? ____________________ d. List all the coefficients ____________________ e. Identify the reactants ____________________ f. Identify the products ____________________ g. How many hydrogen atoms are in the reaction ____________________ 16HNO3 + 2Na2Cr2O7 + C2H5OH 4Cr(NO3)3 + 11H2O + 2CO2 + 4NaNO3 a. Number of total atoms in the reactants ____________________ b. Number of total atoms in the products ____________________ c. Explain the answers to a and b ____________________ c. Sum of coefficients in the reactants ____________________ d. Sum of coefficients in the product ____________________ e. Explain answers c and d ____________________ f. Determine the number of nitrogen atoms in 4Cr(NO3)3 _______________ g. Name the products ____________________ h. Which substance(s) contain ionic bonds? ____________________
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