Balance the following equations by inserting coefficients as needed.
1- ZnO + CO -------] Zn+CO2
2- SO2 + O2 -------] SO3
Balance the following equations by inserting coefficients as needed. 1- ZnO + CO -------] Zn+CO2 2-...
24 > Balance the equations by inserting coefficients as needed. equation 1: Li + CO, + H,0 LiHCO3 + H2 equation 2: CaH, + H2O Ca(OH)2 + H,
Balance the following equations by inserting the coefficients as needed 1. PCl3+Cl2 -> PCl5 2. Mg3N2+HCl -> MgCl2+NH3
Balance the following equations by inserting coefficients as needed CaH2+H2O--->Ca(OH)2+H2
Balance the equations by inserting coefficients as needed. equation 1: Sb + Cl, → SÜCI, equation 2: GaBr, + Cl, GaCl, + Br,
Balance the following chemical equations using the smallest whole number coefficients. PbO2(s) → PbO(s) + O2(g) SO2( Balance the following chemical equations using the smallest whole number coefficients. PbO2(s) → PbO(s) + O2(g) SO2(g) + O2(g) → SO3(g) H2(g) + Br2(g) → HBr(g) g) + O2(g) → SO3(g) H2(g) + Br2(g) → HBr(g)
27. Erik performed the following equilibrium reaction, ZnO(s) + CO(g) = Zn(s) + CO2(g) a. (4 pts) Write the equilibrium-constant expression for this reaction. b. (2 pts) in the forward reaction, is ZnO oxidized, or reduced? 28. Armaria uses significant figures to indicate the uncertainty by means of the number of digits. a. (4 pts) Add the following measured quantities: 11.62 g. 2.1 g, 128.183 g b. (4 pts) Multiply 4.50 x 10 by 1.2 x 10-4
Balance the following equation by inserting coefficients as needed. Li3N+H20 -> LiOH+NH3
Balance the following equation by inserting coefficients as needed. H2SO4+KOH-------->K2SO4+H20
Balance cach equation by inserting coefficients as needed. equation 1: CH. +0,700, +H,0 equation 2: NH, NH,+N,
Balance each of the following skeletal equations: (a) Mg(s)+ O2(g) (b) Zn(s)+ AgNO3(aq) Zn(NO3)2(aq) + Ag(s) (c) C2H2(g)+O2(g) CO2(g) + H20(g) 5.38 MgO(s) odm(d) C12H22O11(s) +KCIO3(I) Constder the foll CO2(g) +H20(g) + KCI(s)