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(9.29 × 105/8)-20.81 =
with correct sig figs
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- Consider the calcination of CaCO3: CaCO3 -> CaQ + CO, Before calcination, the initial weight of CaCO3 is 2.5g. After calcination, the final weight of CaCO3 was measured at 2.0 g. Calculate the conversion of CaCO; particles (x) using the following equation: m CaCO, -m CaCo, ) x = m Caco, -MCao |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.A clinical chemist obtained the following data for the alcohol content of a sample of blood: % C,H OH: o.084, 0.089, and o.079. Calculate the 95% confi- dence interval for the mean assuming that (a) the three results obtained are the only indication of the precision of the method and that (b), from previous
- For the reaction 4AB = 2A2+ 4B, Kc =6.90.11 5 Therefore Kc for the A2+ 2B= 2AB IS (äbäi 1) 0.381 0.145 11.2 2.63nalysis Practice Worksheet.docx al Analysis Practice Worksheet.docx (13.5 KB) Page 1 > of 2 4. How much does a cubic meter of water weigh, in pounds? The density of water is 1.00 g/mL. SEP 10 étv MacBook Pro & 6. 7 %3D { R Y 60 * CO10.(0-2) Dry ice is solidified carbon(IV) oxide. It is an ingredient in so-called cooling mixtures. It is obtained by expanding liquid carbon(IV) oxide and pressing. Under normal conditions, dry ice sublimates easily. Its density is about 1.4-9,. Calculate the volume under normal conditions of cm the carbon(IV) oxide that results from the complete sublimation of 5 cm3 of dry ice.
- F Consider the retrosynthesis of the following target molecule. Provide at least two possible starting materials that could be used to prepare the target molecule. Select the compounds (plus reagents) that would be suitable starting materials for an efficient synthesis of the given target molecule. Select all that apply. 2 W S 0 X 0 JOH # BAI 3 OH + NaOMe x OH e Br + NaOMe d + conc. H₂SO4 and heat C C $ 4 r f % 5 V t 6.0 6 b Oll y h & 7 O n u * 00 8 j m 9 k O < 0 alt рQ2-Midterm (Storchiametry) Given the unbalanced Chemical Equation Fe₂ O₂ + HBr → Fc Br₂ + H₂D 2) How many makes of Fc Br, an produced per mole of HBr? Show detail Calculatio 2-) What weight of HBr is nuded for bo moks of HBr? (.) How many grams of water can be spreduced per 2 mokes of FerD₂? "?!D²1 Quizzes - Spring 2023 SPE XQ Ch 12-14, 18 Public speakin x с app.101edu.co < + 1 Ch 12-14, 18 Public speakin x + Balance the following chemical equation (if necessary): V₂O(s) + HCl(aq) → VOCI (s) + H₂O(1) 2 04- Reset 0 ♡ 2 3 VOCI ( ) 4 D2L Quiz 10-12 - Spring 2023 C X Time's Up! H₂O □ 5 n 0₂ ☐3 04 05 06 л O) 6 + 2+ 7 07 V.O. 2 5 ल = (s) (1) y google - Yahoo Search Rest X ³+ 4+ 8 9 ☐8 • x H₂O 0 (g) (aq) HCI 口。 Delete Aktiv Chemistry G + Update: Submit
- +|| V Σ 00 What is the theoretical mole ratio of sodium carbonate deca-hydrate to sodium chloride? O 1:2 O 1:1 O 2:1 MacBook Air 08 F3 000 000 F1 888 F4 DD F7 F5 F6 (D F11 F8 # OLJ F12 $ & * 3. 5. 9. 8. 6. delete R } { H. retu B. N command optionOWLV2 | 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 Nextim 022, 9:20 am HW4, Ch14 Q1. Hint: Initial Change Equil 32:56/59-23 F5 H₂(g) + [₂(g) = 2 HI(g), K₂ = 54.3 at 430°C Inital CH2=0.40M 0.40 O O K₂=54.3 = 13 Z x FO x x (0.40-22)² (*) (*) MacBook Air F7 ▶11 -2x 0.40-2X and Solve for x find equilibrium cone of each Species
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