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Portable Network Graphic  |  1991-01-18  |  1.8 KB  |  388x220  |  1-bit (2 colors)
   ocr: Which of the following equations 1S not balanced? a. Na2s04 I + - H2 ---> Nazs + 4H20 b.S+302 ---> 2SO3 C. 2C2H2 + - O2 ---> 4CO2 + 2H20 d. 2CuzS + 302 ---> 2Cuz0 + 2SO2 e. P4+ 502 ---> P4010