Balancing equations worksheet

sbarkanic 5,184 views 2 slides Mar 24, 2015
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Balancing Equations
1.____H2 + ____O2  ____H2O
2.____H3PO4 + ____KOH  ____K3PO4 + ____H2O
3.____K + ____B2O3  ____K2O + ____B
4.____HCl + ____NaOH  ____NaCl + ____H2O
5.____Na + ____NaNO3  ____Na2O + ____N2
6.____C + ____S8  ____CS2
7.____Na + ____O2  ____Na2O2
8.____N2 + ____O2  ____N2O5
9.____H3PO4 + ____Mg(OH)2  ____Mg3(PO4)2 + ____H2O
10.____NaOH + ____H2CO3  ____Na2CO3 + ____H2O
11._____KOH + ____HBr  ____KBr + ____H2O
12.______H2 + ____O2  ____H2O2
13.____Na + ____O2  ____Na2O
14.____Al(OH)3 + ____H2CO3 ____Al2(CO3)3 + ____H2O

15.____Al + ____S8  ____Al2S3
16.____Cs + ____N2  ____Cs3N
17.____Mg + ____Cl2  ____MgCl2
18.____Rb + ____RbNO 3  ____Rb2O + ____N2
19.____C6H6 + ____O2  ____CO2 + ____H2O
20.____N2 + ____H2  ____NH3
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