Q3: A: What mass of AgNO, is needed to convert 3.46g of NazCO: to Ag:COs, and calculate the mass of Ag:CO: will be formed? Discuss your results. 2AgNOp +Na:CO Ag:COv+ 2NANO

In a reaction, 0.77 kg of V,O, are reacted with 0.88 kg of Ca as the following chemical Equation: V2O5 + Ca V+ Cao aBalanced the reaction equation. b-Caleulate the moles of given reactants. CCalculate the moles of product V. d-calculate the mass of V formed in grams. eWhich of the reactants is the limiting reagent? Given that:- (V=50.94g/mol, Ca = 40 g/mol, O = 16 g/mol).

Consider the following reaction: P₂O(s) Pals) 30(9) What mass of P4 will be produced from 12.0 g of P₂O.? = (Molar massses: P406-219.9 g/mol, P4 - 123.9 g/mol) 6.76 g 21.3 g 0.563 g 1.77 g Consider the reaction below: BaCl2 + Na2SO4- BaSO4 + 2 NaCl (balanced) What is the theoretical yield of barium sulfate, BaSO4, that can be produced by the reaction of 2.84 g of Na₂SO with 5.00 g of BaCl₂? molar mass of BaCl2 = 208.33 g/mol, molar mass of BaSO, 233.38 g/mol, 2.38 g 4.67 g 5.60 g 1.73 g 0000 molar mass of Na2SO4 = 142.04 g/mol, molar mass of NaCl = 58.44 g/mol

1. Given the following reaction: (Balance the equation first!) CSHS + 02 --.....-> CO: + H:0 a. If you start with 14.8 g of C;Hy and 3.44 g of Oz, determine the limiting reagent b. Determine the number of moles of carbon dioxide produced c. Determine the number of grams H;O produced d. Determine the number of grams of excess reagent left 2. Given the following equation: Al:Os + Fe --......> Fes04 + Al a. If 25.4 of AlsOs is reacted with 10.2 g of Fe, determine the limiting reagent b. Determine the number of moles of Al produced c. Determine the number of grams of Fe;Os produced d. Determine the number of grams of excess reagent left over in the reaction

How would you balance this equation N2H4(I) -----> NH3(g) + N2(g)

1. Chlorine has two isotopes, 35Cl and 37Cl. Which isotope has a higher natural abundance? Show your calculations. U 2. Extraction of aluminum from Bauxite ore starts with the following reaction: a Al₂O3 + b NaOH → c NaAlO₂ + d H₂O (a) Balance the equation, i.e., specify the values of a. b. c, and d. (b) Assuming a theoretical reaction yield, at what mass will Al₂O3 no longer be a limiting reagent in a process that also uses 40 ko of sodium hydroxide?

General Chemistry 4th Edition McQuarrie • Rock • Gallogly University Science Books presented by Macmillan Learning Cryolite, Na, AIF,(s), an ore used in the production of aluminum, can be synthesized using aluminum oxide. Balance the equation for the synthesis of cryolite. equation: Al, 0, (s)+NAOH(1)+HF(g) Na, AIF, + H, O(g) If 12.9 kg of Al,0,(s), 56.4 kg of NaOH(1), and 56.4 kg of HF(g) react completely, how many kilograms of cryolite will be produced? mass of cryolite produced: kg Na, AlF, Which reactants will be in excess? NaOH Al, O3 HF What is the total mass of the excess reactants left over after the reaction is complete? total mass of excess reactants: kg Question Source: McQuarrie, Rock, And Gallogly 4e - General Chemsitry | Publisher: University Science Books

How many grams of Na₂CO3 (molar mass=105.99 g/mol) are formed from the decomposition of 3.75 grams of NaHCO3 molar mass= (84g/mol) according to the following balanced chemical equation. 2NaHCO3+ heat- ---> Na₂CO3 (s) + CO₂(g) + H₂O(g)

Given the reaction: + HF a. Balance the reaction. 24 b. A student mixes 3.0 g N₂H with 6.33 x 10 molecules of F, gas. Determine i. The limiting reactant ii. The mass of HF gas produced if the reaction is 83.0 % efficient. NH + ____F₂- F, → ___________N₂ 2

5. 2Fe(OH);(s) + 3H,SO4(ag) → Fe2(SO4);(ag) + 6H;0(I) classify: If 2.4 g Fe(OH)3 and 3.3 g H2SO4 react and make 4.5 g Fe2(SO4)3, g H20 are made also. Find theoretical yield of Fe2(SO4)3 in a reaction of 24.1 mol Fe(OH)3 and 30.5 mol H2SO4 : The 24.1 mol Fe(OH)3 are enough to form mol Fe2(SO4)3. The 30.5 mol H,SO4 are enough to form mol Fe2(SO4)3. The limiting reagent in the mixture is The theoretical yield of Fe2(SO4)3 is moles If only 8.2 mol Fe2(SO4)3 Was isolated, the percent reaction yield is %