7. Balance the following reaction equation and then do the calculations. Show your work below. CH,OH...
7. Balance the following reaction equation and then do the calculations. Show your work below. 2 ch,0H + 30- 4.10 + 2 coz a. How many grams of Co, are produced from the combustion of 10.0 grams of CH,OH? b. How many grams of H20 are produced from the combustion of 20.0 g of CH,OH? c. How many grams of O, are needed to react with 50.0 grams of CH.OH? d. How many grams of CH,OH are needed to produce...
Show setups and calculations for full credit. 1. (8) For the balanced reaction equation: 302 + CS2 → CO2 + 2802 Calculate the number of moles of CO2 produced when 10.8 moles of O2 react completely with excess CS2. 2. (10) For the balanced reaction equation: N2 + 3H2 → 2NH3 Calculate the mass in grams of NH3 produced when 8.54 grams of H2 react completel with excess N2. 3. (6) How many moles of NH3 are present in 204...
Short/long answer questions. e short answer questions, show all your work and calculations, including significant s and units, to receive full credit. 5. Kristina eats a bread and the carbohydrates in the bread are digested to glucose (CoH12O6) and then the glucose is absorbed and oxidized to produce energy in the cell, as follows: C&H12O6+02 CO2 + H20 (Unbalanced) a. (5 pts) Balance the equation. b. (8 pts) To react 3 moles of glucose, how many moles of O2 are...
7. What will the coefficient be for NaOH in the chemical equation listed below when the equation is balanced? H3PO4 (aq) + NaOH (aq) → NasPO4 (aq) + H20 (1) c) 2 d) 4 How many grams of metallic Na will be needed to produce 25.43 grams of Hz upon reaction with H2O? 2 Na (s) + H20 (1) + NaOH (aq) + H2 (g) a) 578.8 g b) 868.3 g c) 289.4 g d) 45.98 g 9. How many...
Balancing Chemical Equations (5.0 pts) 1) CH CH + Ca(OH)2 - CHCI + CaCl + H20 2(NH4)2Cr40. - N2 + Cros + H2O 3) 12HCIO4 + P400 H3PO4 + CIO 4) FeCl3 + AgNO3 - Fe(NO3)2 + Aga 5) FeSO4)3 + BaCl2 - F.Ch + BaSO4 Problem solving: (20.0 pts) 1. Consider the combustion of amyl alcohol, CH,OH. (10.0 pts) 2CSHOH + 150, 1000 + 12H:0 a) How many mol of O, is needed for the combustion of 1.0 mol...
Balance the following chemical equation, then answer the following question. C8H18(g) + O2(g) →CO2(g)+H2O(g) How many grams of oxygen are required to react with 10.0 grams of octane (C8H18) in the combustion of octane in gasoline?
3. What is the % composition of oxygen in Na3PO4? a) 29.28 % b) 39.04 % c) 45.41 % d) 16,00 % If 20.0 g of carbon dioxide are produced in the reaction given below, the number of grams of calcium carbonate used is ... H3PO4 + CO2+ CaCO; + b) 56.9 g Ca3(PO4)2 + c) 170 g H2O d) 67.3 g a) 45.5 g How many grams of CO2 will be produced from the combustion of 28.06 g of...
3. Balance the chemical equation and answer each of the following questions. C4H2O C2H4O + CO2 A) How many molecules of glucose are required for this reaction? B) How many moles of C,H,O are produced from 0.520 moles of glucose? C) How many grams of CO2 are produced from 2.5 moles of glucose? D) How many grams of glucose are required to produce 67.4 g of CHO? 4. Balance the following equation and answer each of the following questions C,H,O3...
What will the coefficient be for NaOH in the chemical equation listed below when the equation is balanced? H3PO4 (aq) + NaOH(aq) → Na3PO4 (aq) + H20 (1) d) 4 a) 1 b) 3 c) 2 8. How many grams of metallic Na will be needed to produce 25.43 grams of H2 upon reaction with H2O? 2 Na (s) +2H20 (1) + NaOH (aq) + H2 (8) a) 578.8 g b) 868.3 g c) 289.4 g d) 45.98 g 9....
to react with 6 lyurubu methyl alcohol molecules (CH,OH)? 46-69 The following diagram represents the high-temperature, reaction between CH4 and 02. Reactants Products Use this diagram to answer the following questions. a. What are the chemical formulas of the products? b. How many moles of each product can be obtained if 6.0 moles of CH4 react? 6.0 moles of CH, reall! A6-71 How many moles of beryllium (Be) are needed to com- pletely react with 10.0 moles of N, in...