Balance Na2SO3 + Na2Cr2O7 + H2SO4 = Na2SO4 + Cr2(SO4) + H2O Using the Algebraic Method Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a Na2SO3 + b Na...
The limiting reagent will be highlighted in red. Theoretical yields of the products will also be calculated. 元素中的第一个字符使用大写字母,第二个字符使用小写字母。例子:Fe, Au, Co, Br, C, O, N, F。 离子电荷尚未得到支持,将被忽略。 替换不可改变的组以避...
Step 2: Create a System of Equations Create an equation for each element (Na, Cr, O, C, H) where each term represents the number of atoms of the element in each reactant or product. Na:2a +0b=0c+2dCr:2a +0b=2c +0dO:7a +2b =7c +4dC:0a+2b =0c+4dH:0a+...
a = 1 (Na2Cr2O7) b = 1 (CH3COOH) c = 1 (NaHCr2O7) d = 1 (CH3COONa) Step 4: Substitute Coefficients and Verify Result Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) ar...
d = 1 (Na2Cr2O7) Step 4: Substitute Coefficients and Verify Result Count the number of atoms of each element on each side of the equation and verify that all elements and electrons (if there are charges/ions) are balanced. K2Cr2O7+2NaI =2KI + Na2Cr2O7 ...
a H2S + b Na2Cr2O7 + c H2SO4 = d Cr(SO4)2 + f NaHSO4 + g S + h H2O Step 2: Create a System of Equations Create an equation for each element (H, S, Na, Cr, O) where each term represents the number of atoms of the element in each reactant ...
Balance Na2Cr2O7 + H2S + H2O = Cr(OH)3 + Na2SO4 + NaOH Using the Algebraic Method Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a Na2Cr2O7 + b H...
a Na2SO3 + b Na2Cr2O7 + c H2SO4 = d Na2SO4 + f CrSO4 + g H2O Step 2: Create a System of Equations Create an equation for each element (Na, S, O, Cr, H) where each term represents the number of atoms of the element in each reactant or product...
Balance Na2SO3 + Na2Cr2O7 + H2SO4 = H2O + Na2SO4 + Cr2(SO4)3 Using the Algebraic Method Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a Na2SO3 + b...
Balance Na2Cr2O7 + HF + H2SO4 = Na2SO4 + Cr2(SO4)3 + F2 + H2O Using the Algebraic Method Step 1: Label Each Compound With a Variable Label each compound (reactant or product) in the equation with a variable to represent the unknown coefficients. a N...