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Question- Write (reduced) balanced equations for each of the following by inserting the correct coefficients in the blanks. (Use the lowest possible coefficients.)

(a) Cu(NO3)2(aq) + KOH(aq) Cu(OH)2(s) + KNO3(aq)

(b) BCl3(g) + H2O(l) H3BO3(s) + HCl(g)

(d) (CN)2(g) + H2O(l) H2C2O4(aq) + NH3(g)

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