Question 25 In the electrolysis of water shown below, a current of 2 amps is applied...
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2. Calculate the grams of the following based on the balanced reactions in Question 1. a. grams of nitrogen monoxide from 2.0 g of nitrogen gas in Question la. Molar Mass of N, = — gN, 1 mol N 1 mol N, g N, gN mol N, mol NO mol N mol NO g NO mol NO Chem 110 - Chapter 5 Assignment 1. Balance the following reactions. a. N2(g) + O2(g) → NO(g) b. NO,(8) ► N,04() c....
reaction. oxung H Zn(s) + 2H*(aq) — Zn2+ (aq) + H2(g) Reducing Agent - 2n 10. When 1.00 L of a water sample was treated with excess Ba2+ ions, 4.00 g of BaCO3 was formed. What mass of carbonate ions was present in the original 1.00-L sample? holar mass Bacon -197.39 /mol 4.00 g of BaCO3 = 4.00/197.34 mol 133 11. Complete each of the following reactions: a. Ag +LiNO - Ao V03 law) 7 03) b. Zn + Cu(NO3),...
balance each of the following equations
Fall 209 CHM 105.004 Exam 2 Answer all the question in order in the blue book. Plesse leave at least two lines between question and show your calculations for full credit. N-6.023 x 10” particles per mol: R 0.08.205 L-atm/(mol-K) b) Al2(PO4) 3 e) CuSO4-5 H2O 1. Calculate the molar masses of: a) (NH4)2SO4 2. Calculate: a) the number of atoms of calcium in a 10.50 g sample of the metal b) the mass...
20. Identify the neutralization reaction. Classify all of the reactions shown below. a) CH4 (g) + 2 O2 (g) → CO2 (g) + 2 H2O (l) b) MgBr2 (aq) + Cl2 (g) → MgCl2 (aq) + Br2 (l) c) HCl (aq) + NaOH (aq) → NaCl (aq) + H2O (l) d) BaCl2 (aq) + 2 AgNO3 (aq) → 2 AgCl (s) + Ba(NO3)2 (aq) 23) Calculate the mass and the number of the hydroxide ions in Ca(OH)2 required to react...
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According to the balanced reaction below, calculate the moles of NH3 that form when 4.2 mol of N2He completely reacts 3 N2H4(1) ► 4 NH3(g) + N2(g) STARTING AMOUNT ADD FACTOR ANSWER RESET 16.8 5.6 32.06 4 4.2 28.02 | 3.2 Tap here or pull up for additional resources How many moles of Care formed upon complete reaction of 2 mol of B according to the generic chemical reaction: A +...
(6 points) Calcium hydride reacts with water as follows: CaH2(s) + H2O(l) → Ca(OH)2(aq) + H2(g) How many grams of CaH2 are needed to produce 4.1 L H2(g) at 0.97 atm and 12 °C?
1. In the reaction between glucose and oxygen below, how many grams of glucose is required to produce 12.2 L of carbon dioxide if the density of Carbon dioxide is 1.26 g/L, C2H5OH, is 0.789g/mL. C6H12O6(s) + 6 O2(g) = 6 CO2(g) +6 H2O 2. When 10.6 g of boron trichloride is reacted with water, 5.12 g of Hydrochloric acid is produced. Using the following balanced equation, calculate the percent yield for HCl for the reaction? (BCl3 = 117.17 g/mol,...
11 If 50.0 g of H2 and 130.0 g of O2 react, how many moles of H2O can be produced in the reaction below? 2 H2(g) + O2(g) → 2 H2O(g) Attempts remaining: 2 12 If 41.1 g of NO and 26.9 g of Oz react together, how many grams of NO2 can be formed via the reaction below? 2 NO (g) + O2(g) → 2 NO2 (g) Attempts remaining: 2 13 - You have 2.2 mol Xe and 1.9...
Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) Ca(OH)2(aq) + 2 H2(g) This reaction is sometimes used to inflate life rafts, weather balloons, and the like, where a simple, compact means of generating H2 is desired. How many grams of CaH2 are needed to generate 14.0 L of H2 gas if the pressure of H2 is 730. torr at 27°C? g
Calcium hydride, CaH2, reacts with water to form hydrogen gas. CaH2(s) + 2 H2O(l) Ca(OH)2(aq) + 2 H2(g) This reaction is sometimes used to inflate life rafts, weather balloons, and the like, where a simple, compact means of generating H2 is desired. How many grams of CaH2 are needed to generate 13.0 L of H2 gas if the pressure of H2 is 760. torr at 27°C? g