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- b My Questi x Co. How to Ca X N NSU Login X PeriodicTa X M Action Re x 0 mySigTau XG 4.25 ml to X ( NBA FinalX G scientific X + enow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator%3Dassignment-take [References] A 1:1 mixture by moles of nitrous oxide and oxygen is often used as a sedative in dentistry. If the total pressure of this mixture in a cylinder is 3.75 atm, what is the partial pressure of each gas? Partial pressure of nitrous oxide = atm Partial pressure of oxygen = atm Submit Answer Try Another Version 3 item attempts remaining Previous Next Email Instructor Save and Exit Cengage Learning | Cengage Technical Support119 X My Course X Macmillan: X Course Mo X What is the FORMULA for the limiting reagent? Submit Answer Sections 5 X .com/static/nb/ui/evo/index.html?deploymentid=5735112480241329813180832311&elSBN=9781305862883&id=1707786042&snapshoti... Use the References to access important valdes ir needed for this question. 900 For the following reaction, 9.43 grams of carbon (graphite) are allowed to react with 28.5 grams of oxygen gas. carbon (graphite) (s) + oxygen (g) carbon dioxide (g) What is the maximum amount of carbon dioxide that can be formed? What amount of the excess reagent remains after the reaction is complete? HOMEWOR X MacBook Air MindTap - C X GI grams gramsOWLV2 | Online teaching and X 0mySigTau xb Login | bartleby X M COMM.1113: FUND OF ORA X G what food has c - Google Se X + om/ilrm/takeAssignment/takeCovalentActivity.do?locator=assignment-take D [References] hotogray lenses incorporate small amounts of silver chloride in the glass of the lens. When light hits the AgCl particles, the following reaction occurs: hv AgCl Ag + Cl The silver metal that is formed causes the lenses to darken. The enthalpy change for this reaction is 2.90 × 10² kJ/mol. Assuming all this energy must be supplied by light, what is the maximum vavelength of light that can cause this reaction? Wavelength %3D nm Submit Answer Try Another Version 3 item attempts remaining Previous Next
- aur X Macmilla X 2/ Course X 50 ~ T Sections X Submit Answer evo/index.html?deploymentid=5735112480241329813180832311&elSBN=9781305862883&id=1707786042&snapshot! References lancing Molecular Equations: This is group attempt 2 of 10 HOMEW X Use the References to access Important values if needed for this question. When the following molecular equation is balanced using the smallest possible Integer coefficients, the values of these coefficients are: Na (s) + H₂0 (1). NaOH (aq) + H₂ (8) ≡く □ □ A MindTap ㅁ Autosaved at 5:51 PM MacBook Air Gatoms to When the following molecular equation is balanced using the smallest possible Integer coefficients, the values of these coeffi Br₂(g) + Cl₂(g) →BrCl(g) X Dom(in ML) evo/index.html?deploymentld%35575082893418928890996 2&elSBN=9781305657571&nbld%3D2199898&snapshotld%3D21998... * INDTAP Q Search this co Use the References to access important values if needed for this question. Oxalic acid dihydrate is a solid, diprotic acid that can be used in the laboratory as a primary standard. Its formula is H2C204•2H2O. A student dissolves 0.210 grams of H,C,O4•2H¬O in water and titrates the resulting solution with a solution of sodium hydroxide of unknown concentration. If 27.3 mL of the sodium hydroxide solution are required to neutralize the acid, what is the molarity of the sodium hydroxide solution ? M Submit Answer 5 question attempts remaining Ne21/FA-CHM-121-08 Geheral Che Ofline teacChing w.com/ilrm/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take [References] Exactly 4.0 g of hydrogen gas combines with 32 g of oxygen gas according to the following reaction. 2H2 + O2 + 2H2O a. How many hydrogen molecules are required to completely react with 41 oxygen molecules? molecules b. If you conducted the reaction, and it produced 8.6 mol H20, how many moles of both O2 and H2 did you start with? mol O2 mol H2 c. If you started with 53.0 g O2. how many grams of H2 did you start with to have a complete reaction? d. How many grams of O2 and H2 were reacted to produce 42.6 g H20? g O2 g H2 Submit Answer Try Another Version 6 item attempts remaining Cengage Learning | Cengage Technical Support ch 99
- A mixture has thre components. The percentage of sand was determined to be 26.04%, the percentage of benzoic acid was determied to be 25.92%, and the percentage of salt was determined to be 35.97%. Calculate the total precent recovery.(d) Br. e 0.. K :Q'BuASAP! UPVOTE WILL BE GIVEN! PLEASE WRITE THE SOLUTIONS LEGIBLY. THANK YOU! ANSWER IN 3 DECIMAL PLACES. CHEMISTRY! NO LONG EXPLANATION NEEDED. A 10 ml of concentrated acetic acid was added in a sufficient quantity of water to make 350 ml of the acid solution. SG acetic acid = 1.05 kb acetate = 5.556x10-10 Probable atomic weights: C = 12; H = 1; O = 16; Na = 23 What is the Hydronium ion concentration?
- Dissolved oxygen in water is in the form of O a. Uncombined O2 molecules O b. Oxygen in carbon dioxide gas O c. Oxygen in the structure of water O d. dissolved carbonates in oceans |中 x P. P Type here to search hp %23 24Help 100% Public Health Ch X HSC 258 - Major Projec X Mind Tap - Cengage Lea X C The Illustra d%3D55750828934189288909969212&elSBN=9781305657571&id%3D1061392007&nbld%3D21... References Use the References to access important values if needed for this question. For the following reaction, 66.8 grams of silver nitrate are allowed to react with 24.6 grams of copper(II) chloride. silver nitrate(aq) + copper(II) chloride(s) silver chloride(s) + copper(II) nitrate(aq) grams What is the maximum amount of silver chloride that can be formed? What is the FORMULA for the limiting reagent? grams What amount of the excess reagent remains after the reaction is complete? Submit AnswerDensity of solution:Trial 1: 1.2 g/mLTrial 2: 1.2 g/mLTrial 3: 1.2 g/mL Average density = 1.2 g/mL What is the relative average deviaion, %?