PLEASE DO BOTH 22 AND 23 SHOW ALL WORK !!
PLEASE DO BOTH 22 AND 23 SHOW ALL WORK !! 22. Consider the following equation 2C,H+...
PLEASE DO BOTH 24/25 SHOW ALL WORK AND EXPLAIN !! 24. You anticipate that a reaction will produce 150 grams of product, but only 130 grams of product are produced. What is the percent yield? 25. Consider the following equation 2C,H, +70, 4CO, + 6H,0 You have 210 grams of CH How many grams of O, will be required to completely react with it?
PLEASE DO NUMBER 20 AND 21 ONLY !! 20. Considering that Avogodro's number is 6.02 X 1023, How many He atoms are in 5 grams of He? How many moles are in 10 grams of the each of the following 22. Consider the following equation 2CH. + 70, + 4CO, + 6H,0 How many moles of CO, can be formed from 21 moles of O,? How many Grams of CO2.
The combustion of ethane (CH) produces carbon dioxide and steam. 2C, H,() +70,() — 400,(g) + 6H2O(g) How many moles of Co, are produced when 5.50 mol of ethane is burned in an excess of oxygen? moles of CO, mol
Cane CHM dy Ch Sng 201 S Postlab Questions [show your work in the space provided] Nazcozei05.99 Consider the following equation: 1. 2H,PO,+3Na,CO, 3CO,+3H,O+ 2Na,PO, a. How many moles of CO, are expected from 10.0 g of Na,CO,7 b. How many moles of CO, are expected from 100.0 mL of 0.20 M H,PO c. What is the limiting reagent if a. and b. are reacted? d. How many moles of CO, are expected from the reaction? What volume of CO,...
Consider the combustion reaction for octane (C,H,g), which is a primary component of gasoline. 2C,H,8 +250, 1600, +18H,0 How many moles of Co, are emitted into the atmosphere when 15.6g C Hy is burned? Co, emitted: mol CO2
Name: Section: Date: Worksheet 9 Equation Stoichiometry CHEM 2 Show all work to get full credit 1. The balanced equation for the decomposition of TNT, CH (NO2). is 2 C.H.(NO3)(s) - 7 C(s) + 7 CO(g) + 3 Nxg) - 5 H.O(g) a. How many moles of CO gas are produced from the decomposition of 6.00 moles of TNT? b. How many grams of CO gas are produced from the decomposition of 6.00 moles of TNT? C. How many moles...
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...
Consider the combustion reaction for octane (CH), which is a primary component of gasoline. 2C,H,8 + 2502 16CO2 + 18 H,0 How many moles of Co, are emitted into the atmosphere when 25.6 g C, H,8 is burned?
D. Complete the following stoichiometry problems. Show ALL of your work to receive full credit. Equations and mole-to-mole relationships 21. For the following reaction: 4Cr(s) + 302(g) → 2Cr2O3(s) a. How many moles of oxygen (O2) would react with 0.35 moles of chromium (Cr)? b. Starting with 10.4g of Oz, how many moles of Cr203 can be produced: c. How many grams of Cr metal would be needed to produce 38.2g of chromium (III) oxide? 22. Sulfuric acid (H2SO4) is...
ered Consider this reaction: 2 C2H6 + 70, -> 6 H2O + 4 CO, How many grams of Co, will be formed when 5.39 grams of CH react? of 8.00 estion Answer: 20 nswered out of 8.00 For the balanced equation below, how many grams of H, O will be formed if 0.663 grams of NaOH react? H,PO+ 3 NaOH -> 3 H2O + Na PO, question Answer: