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- NoneOWLV2 | 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 Nexte teaching and le x .. Calendar m/ilrn/takeAssignment/takeCovalentActivity.do?locator=assignment-... <ΔΗ° this question. Given the standard enthalpy changes for the following two reactions: X (1) 2Zn(s) + O2(g) → 2ZnO(s) (2) Zn(s) + Cl₂ (g) → ZnCl₂ (s) KJ + Submit Answer 8 more group attempts remaining what is the standard enthalpy change for the reaction: (3) 2ZnCl₂ (s) + O₂(g) → 2ZnO(s) + 2Cl₂ (g) ΔΗ° =? Retry Entire Group ΔΗ° - 696.6 kJ AH = -415.0 kJ == Previous Next
- Vilin the felowina Chart wtn the tonyerature as the udume Charges Hepl:Find the qudient if ne whne diluided by the Seemifercature in mefustrow.Use this figure as H. Sep 2 Use me tanula v/T=h to sohe for the ather tempratures. K hill rewidn Consiant oa a saNse Temperatine/lehuny 120 aso ons 125.6용 ir ㅅㅅ 습앱 H+ 1. DIBALH, -78 2. Ht, H2O 'NH2
- W ( In the ff half- rxn = The value of +6 1 2. (204) → CO2 + xe3C. and 3HMaterials/Chemicals: Volumetric flasks Beakers Serologic pipetters Aspirators Vials/test tubes Cone. H3PO4 (85% w/w, sp gr. 1.70, MM 98) Cone. HCL (37.3% w/w sp. Gr. 1.18, MM 36) Glacial acetic acid (99.7% ww, sp gr. 1.05, MM 60) NaOH pellets NaH2PO4 Na2HPO4 Acid-base indicators: Bromophenol Blue Bromocresol green Phenol red Methyl red Methyl orange Phenolphthalein Thymol Blue pH paper pH meter Weighing balance For chemicals, refer from the template below. Research the chemicals to be used especially those that are new to you and write down the information needed. Name of Chemical Molec. Weight (g/mol) Melting point Boiling point Density (g/mL) General properties Methodolody: (Include a short summary of the overall experimental plan you are going to run. You may use flow chart or bullet form for this part. Sketches of any experimental set-ups used in the experiment or the workup procedures). Preparation of buffers Prepare 250ml of the…
- Z Molecular P Pearson Si x I Molar mas + OWLV2 | As My Home * OWLV2 | On x Assignment/takeCovalentActivity.do?locator=Dassignment-take [Review Topics) [References) Use the References to access important values If needed for this question. a. How many grams of calcium nitrate, Ca(NO3)2, are present in 2.71 moles of this compound? grams b. How many moles of calcium nitrate are present in 3.48 grams of this compound? moles Submit Answer Retry Entire Group 9 more group attempts remaining (Previous Next 回可Kk.343.1- Calculate the humber of grams inone mole of Ca Soy.7 Hz0?