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. Complete the following reaction schemes using appropriate reagent(s) and predict
product e
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- Calculate e° values for the galvanic cells based on the following overall reactions. Assume that all concentrations are 1.0 M and that all partial pressures are 1.0 atm.Pls answer the question linked below: https://pasteboard.co/0afMgF1vi1jX.pngDetermine the volume of a sample of copper in (m³) with a mass of 2.2 x 105 tons and a density of 8.96 g/cm. (1 ton = 2205 lbs, 1 lb = 16 ounces, 1 kg = 2.20 lbs,1 kg = 1000g. 100 cm = 1m) %3D %3! %3D
- 4:02 PM Sun Nov 8 * 99% A cdn.inst-fs-iad-prod.inscloudgate.net WORKSHEET 10: BALANCING EQUATIONS ΡΟINTS: NAME: DUE DATE: Balance the following chemical equations. Then identify the type of equation for each: combination, decomposition, single replacement, double replacement, or combustion. 1. с Н, _C,H, + O,→ _CO, + _H.O 2. K + F, → KF 2 Al +_0, → _Al,0, 4. _N, +_H, → NH, Fe,O3 Fe,+_co Kample 5. CO → (g) _Fe+ CO, (s) 2(g) H,SO̟ + Вa(ОН), > BaSO,+ _H,0 6. 7. _Al + HCl → AICI, + _H, _H,PO, Н. РО, + HCl → _PCl,+ _H,O 8. NaHCO, > _Na,CO, + _ Н,0 + 3. 9.MoH t 7 Natt Cos, 7 three Cuive Hhe fell balance nequatiiys Hor He absove realtion?M (2022-23) Unit 1: Mole Concept, Unit 4 (FR) (Version 2) Assessment: Chemical Reactions 0.90 0.80- 0.70- 3 0.60 0.50- 0.40- 0.30- Absorbance 2. To spectrophotometrically determine the mass percent of cobalt in an ore containing cobalt and some inert materials, solutions with known [Co²+] are prepared and the absorbance of each of the solutions is measured at the wavelength of optimum absorbance. The data are used to create a calibration plot, shown below. 0.20 0.10- 0.00+ ㅏ 0.005 0.010 34 0.015 Concentration (M) .04 co₂ 100- pertoc A 0.630 g sample of the ore is completely dissolved in concentrated HNO3(aq). The mixture is diluted with water to a final volume of 50.00 mL. Assume that all the cobalt in the ore sample is converted to Co²+ (aq). (a) What is the [Co²+] in the solution if the absorbance of a sample of the solution is 0.74 ? (b) Calculate the number of moles of Co²+ (aq) in the 50.00 mL solution. (c) Calculate the mass percent of Co in the 0.630 g sample of the ore. Answer…
- me 2 esc Edit File View ||| ! ALEKS History ALEKS - Tiffany Te-L-Peng - L X C www-awu.aleks.com/alekscgi/x/lsl.exe/10_u-IgNslkr7j8P3jH-liGBdp5ulp5VqUnMDyPOVaX6q0CRPLZSQ5NDSL9PhmOKLh4C F Explanation @ Bookmarks Profiles O SUBSTITUTION REACTIONS Predicting the effect of carbocation stability on the rate of... Substrate A CI Br For each pair of substrates below, choose the one that will react faster in a substitution reaction, assuming that: 1. the rate law for the substitution reaction has a first-order dependence on the concentration of the alkyl halide, and 2. doesn't depend on the concentration of the other reactant at all. Br Tab X Check Window Help Substrate B CI + Br Faster Rate (Choose one) (Choose one) (Choose one) MacBook Pro G Search or type URL ▼ X Ⓒ2022 McGraw Hill LLC. All Rights ReseWhat types of samples can be analyzed by IR?How are substances that are opaque (nottransparent) handled using this technique?10) PCC H,CrO4 ? ?
- 1FbhGb6cd_1-5c/IV_Ivqu J4002epq/z4kbhpYZSIA opy ✩✩ IS Extensions Help I text Calibri. 12 +BIU A d f5 A % 5 T f6 1 5 J 1. Why is it recommended to have a carbon monoxide detector on each floor of a home? Page 4: Water Pollution: Questions i M 6 2. What impact would the increased use of electric vehicles have on environmental damage caused by acid rain? Page 3: More Air Pollution Issues: Questions 4. The COVID-19 pandemic forced many people to work from home for extended periods. During these periods, many cities reported unusually low levels of smog. Suggest an explanation for this observation. 5. Explain how ozone can be both harmful and beneficial. 3. Why is ground level ozone most likely to reach its highest concentrations on hot, sunny days during periods of heavy traffic in large cities? f7 Y []») 3 6. India relies heavily on burning coal to generate electricity. How does India's reliance on coal contribute to the poor air quality experienced in many of India's major cities? & 7 18…Show the reagents for the conversion below: HO. Edit View Insert Format Tools Table 12pt v Paragraph v BIUA 2v T?-3 (e) Jika 0.1 mol dm asid hidroklorik digunakan untuk mentitrat 50.00 cm' larutan kalium hidroksida, didapati bahawa isipadu 0.1 mol dm asid hidroklorik diperlukan adalah dua kali ganda isipadu 0.1 mol dm asid sulfurik. Terangkan mengapa.
