45) Acety lene gas,CzHz is used inextremery hot flame when tygereratescombusted with oxygen-The heat geneateel is suffucient to melt the metals benganbecuse itiswelded tagether. Carban diuxideand weeter vapar are Hhechemical proclucts of this reachion, write the unbalancelchemical equutian for the renchion of acetylene witngusoxvgen.55) When elemental boron, B, is burned in cxygen gus, theproduct is dibaron trioxide. If the diburon trioxide is thencacted with a measureed quantity of waters it ceacts with thewater to form what' is commonly known as boricacid, BlOH),, wrte a balanced éhemical cquation for'of Heseeachprocesses.57.) A.common demonstration n chemistry cuurses invohiesofodd ng a tiny apeckhya ragen peroxide Is unstable,Manganese. () 'oxide to a corceptrgdecomposesand it'quite" spectacularly under twse cond itions to producesteam (waler vapor). Manganese ()+ oxicleib a cfa lyst for the decomposition of higdraen proxideond is not consumeed in dhe 'reaction. Write te balancedequation for the decomposition reaction of hydraen peeuxide.oxy gen gas

Since you have posted multiple questions, we are entitled to answer the first only. Please repost…

45) Acety lene gas,C2Hz is used in because it an extremely hot flame when it is Jecmbusted with oxyg uading gererates The hut beng generateed is suffucient to mnelt the metals welded tagether. Carban diuxide chemcal" and werter vapar are the procluds of this reachion, Wwrite the unbadanceel chemical equution for the renchion of acetylene with oxugon.

45) Acety lene gas,C2Hz is used in because it an extremely hot flame when it is Jecmbusted with oxyg uading gererates The hut beng generateed is suffucient to mnelt the metals welded tagether. Carban diuxide chemcal" and werter vapar are the procluds of this reachion, Wwrite the unbadanceel chemical equution for the renchion of acetylene with oxugon.

Principles of Modern Chemistry

8th Edition

ISBN:9781305079113

Author:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Publisher:David W. Oxtoby, H. Pat Gillis, Laurie J. Butler

Chapter17: Electrochemistry

Section: Chapter Questions

Problem 80AP

See similar textbooks

Similar questions

In the following three instances, which choice is greener ina chemical process? Explain. (a) A reaction that can be runat 350 K for 12 h without a catalyst or one that can be run at300 K for 1 h with a reusable catalyst. (b) A reagent for thereaction that can be obtained from corn husks or one thatis obtained from petroleum. (c) A process that produces noby-products or one in which the by-products are recycledfor another process.
Aow mapy Jeitlgaules of cney వింగా ore Fagaried to coniert a l00 gum gream Sample of pure ligwd boptare 6aad at 20O oCto hapta e vogaar heptere vop 98-40C? [useus bata heptare CMW=100):normal boilug point=
What is the standard enthalpy of a reaction for w hichthe equilibrium constant is (a) doubled. (b) halved w hen thetemperature is increased by 10 Kat 298 K?
(a) (c) HO OH 1. BH3 2. H₂O₂, NaOH 3. PCC 4. CH3MgBr 5. H3O+ workup Na₂Cr₂O7 H₂SO4, H₂O
(b) Bn MezSiO., MezSiO,, Ме -78 °C, CH2C12 MeO CHO MeO ОН
One of the possible consequences of climate change is anincrease in the temperature of ocean water. The oceansserve as a “sink” for CO2 by dissolving large amounts of it.(a) The figure below shows the solubility of CO2 in water as a function of temperature. Does CO2 behave more or lesssimilarly to other gases in this respect?(b) What are the implications of this figure for the problemof climate change?
The equilibrium for the vorious proportions of the dissociation of the liquid solutions of amyl ester of dichloroacetic ccid (CHCI,.COOC,H,} into the acid (CHCLCOOH) and amylene (C,H was investigated. The inltial amount tor the CHCI,COOC.H used Is 1 mole. Completethe table below Let b the inltial moles of omylene, V the totdl volume cof mixtures in iters, x. be the number of moles of V. 1.05 0.215 0.455 3.12 .af equibrium ond Kc ester outionum constont n.moles per iter. 2.61 0.401 4.45 0.628 3.54 0.794 0.658 3.44
Determine eyuplibrim constent k Sullawing reaction ここ(今み(分けル ( at 5ook ニ (つ

Normal Goildra po int mononic acid is 100.75°C of 760mmHg, whates t our pressule in mtla at vapotizatcon d it has a vapour presjue 7Hi 81°C. Enthalfy of of moronde alidis 34,24KJ/mol.
17D.1. (a) What is the specific heatof liquid water? (b) What is themolar heat capacity of liquid water?(c) What is the heat capacity of 185 gof liquid water? (d) How many kJ ofheat are needed to raise thetemperature of 10.00 kg of liquidwater from 24.6 °C to 46.2 °C?
Show complelesolutions for each of the problem. Sliow For the analyris of eunknown seda and vimegas ampler, 25.0 mL soda and 1.0 mL vimegar samples were diluted to in deparate Elenmeyu flasks. KHP, 0:85 g. (Puity = 50.0 mL ११.१४1, : 9.98%.; Molas mass = 204.2z g/mal) was titrated mith 11.5 mb of NaOH. affer the standardigatien step, it required O.0143 L of NaOH tor reach the end point with the sosa sample while it teok winegar as the indicator for the 2 significant figures. 0.00885 L with the saneple. Phemalphthalein as experiment. Expess all andwer in esed A) Determine the concentratiou of the titraut (NAOH). B) Determine the concentration ofy the unknown Vimegan sanmple. c. Determine the concentration off the unkmoun soda tample. CS Scanned with CamScanner
The emission of NO, by fossil fuel combustion can be prevented by injecting gaseous urea into the combustion mixture. The urea reduces NO (which oxidizes in air to form NO2) according to the reaction: 2 CO(NH;)»(3) + 4 NO(3) + O2(8) 4 Na(8) + 2 CO;(g) + 4 H¿O(g) Suppose that the exhaust stream of an automobile has a flow rate of 2.55 L/s at 655 Kand contains a partial pressure of NO of 12.4 torr. What total mass of urea is necessary to react complete- ly with the NO formed during 8.0 hours of driving?