Question

1) Balance the equation

a) __A2B3 + __C = __C3B4 + ___A

b) __D + __E2= __D2E3

c) __FGH2= __FG + __F2H

d) __I + __J2 = __IJ5

Answer 1

a) $4A_2B_3 + 9C = 3C_3B_4 +8A$

b) $4D + 3E_2= 2D_2E_3$

c) $2FGH_2= 2FG + 2H_2$

d) $2I + 5J_2 = 2IJ_5$