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- Jio 4G VOLTE 46l 1.01K/s m N 40% I 12:04 PM chemical calcul... NUMERICAL PROBLEMS 10g of sodium hydroxide was dissolved in water to give a solution. with a volume o exactly 0.2 dm3. What is the molarity of the solution? A solution contains 29.0g of trichloroacetic acid (ClgC COOH) (formula wt 163) ir 1dm3 of an aqueous solution. Assuming that the acid is 72% ionized. Calculate the formal and molar concentrations of the constituents. 1. (Ans. 1.25 M 2. (Ans. Formality = 0.178 F, molarity = 0.04984M Мн- МСHgCOо-- 0.12816 mol dm 3. 7.03g of a dibasic acid of molar mass 98 are dissolved in 0.8 lit. (0.8dm3) of the solution. Calculate the molarity and normality of the acid solution. (Ans. 0.1793 M, 0.08977 M) 39 Chmical Calculations 4. Calculate the equivalent weights of the following substances a) (HgCgO4, 2H2O) in its reaction with NaOH. b) (HgCgO4, 2HgO) in its reaction with KMNO4 c) KMNO4 (in acidic medium) d) AgNOs (in its reaction with NaCI) 5. Calculate the volume of 94% H2SO,…||| Calend ? College AL X ChatGP P College Q percen I Apply Gaseou Central Richard (387) u Ask a C + C www-awu.aleks.com/alekscgi/x/Isl.exe/10_u-lgNslkr7j8P3jH-IBIZZxiNVNkWhorBIB0d5GFRhLZ5YclOUixZOSyCPbErWEdQp9Q4Y170EfAPQIj... Q □ G O Chemical Reactions Reaction sequence stoichiometry 0/5 Matthe Nitric acid is often manufactured from the atmospheric gases nitrogen and oxygen, and hydrogen prepared by reforming natural gas, in a two-step process. In the first step, nitrogen and hydrogen react to form ammonia: N2(g) + 3H2(g) → 2 NH, (g) In the second step, ammonia and oxygen react to form nitric acid (HNO3) and water: NH2(g) + 202(g) → HNO3(g) + H2O (g) Suppose the yield of the first step is 62.% and the yield of the second step is 87.%. Calculate the mass of hydrogen required to make 10.0 kg of nitric acid. Be sure your answer has a unit symbol, if needed, and is rounded to 2 significant digits. ☐ x10 Explanation Check OC 2024 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy…nalysis 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 * CO
- What is the Ksp of Zn3(PO4)2 (MW = 320.8 g/mol) if its solubility in water at 25 °C is 4.9 x 10-5 g/L? format for the scientifc notation 1.0 x 10^-1lews SEC # Evaluation of Commercial Bleaching Solutions 22 DATA SHEET Brand name of commercial bleaching solution: Great Value Container Cost3.60 Container Volume: 2391 Cost per gallon:5.7i 2.5ba Density of commercial bleaching Solution: 1.05 g/ml Trial 1 Trial 2 Trial 3 (if necessary) Molarity of NazS2O3 (stock solution) o,100M 6.10OM Volume of diluted bleach titrated (taken from the volumetric flask) Initial Burette Reading Final Burette Reading Oh' 0५८ Volume of Na2S203 used in the titration (mL) 10.80 Moles of NazS203 used in the titration TI'l J12-13 Moles of S203-2 used 6.83 6.83 Moles of I2 initially present in titration mixture Moles of NaOCI in the diluted bleach titrated G.415 Moles of OC-in the diluted bleach titrated ९४ १ ४४°० 30.99g.30.899 Mass of NaOCI in the diluted bleach titrated Volume of commercial bleach titrated 24.07g 24.079 Mass of NaOCI in commercial bleach titrated Mass of commercial bleaching solution titrated 164.1 429 Voll. 47 % NaOCl in commercial bleaching…v21 Online te X Co. How to Calculate N NSU Login | North X bAer X S PeriodicTableofthe M Action Required: S X O mySigTau mow.com/ilm/takeAssignment/takeCovalentActivity.do?locator=Dassignment-take [References) N20 is a gas commonly used to help sedate patients in medicine and dentistry due to its mild anesthetic and analgesic properties; it is also nonflammable. If a cylinder of N20 is at 10.9 atm and has a volume of 4.00 L at 298 K, how many moles of N20 gas are present? moles The gas from the cylinder is emptied into a large balloon at 755 torr. What is the volume of the balloon at 298 K? Volume = Submit Answer Try Another Version 3 item attempts remaining pt pt pt 1 pt 1 pt 1 pt Previous Next nt Email Instructor Save and Exit Cengage Learning I Cengage Technical Support
- OWLV2 | 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 NextCamScanner 09-05-2021 08.01.p x O File | C:/Users/taylo/OneDrive/Desktop/CamScanner%2009-05-2021%2008.01.pdf (D Page view A Read aloud V Draw E Highlight O Erase 2 of 9 Scanned with CamScanner char E E1A.11(a) A vessel of volume 22.4 dm' contains 2.0 mol H,(g) and 1.0mol ´N,(g) at 273.15K. Calculate (i) the mole fractions of each component, (ii) their partial pressures, and (iii) their total pressure. P1/ at C E1A 11(hLA vocol af---1 Scanned with CamScanner O Ai 56°F Sunny ^ 9 G 1) 8:12 AMDL IXL - Area and circur X E Hamilton w K Maya Paniagua - Sto x K Maya Paniagua - L10 X Stoichiometry Introd x amihq.com/web/viewer.html?state=%7B"ids"%3A%5B"1Jb_fUymErbX45jcXDbRuMhdNQC9zAIBE"%5D%2C*action"%3. Paniagua - Cl. 115% e A Kami Uploads Maya Paniagua - Stoichiometry WS1.pdf Chemistry Stoichiometry WS #1 Show all work!! No work = no credit! Per Date Name Mole to Mole Stoichiometry 1) For the reaction between magnesium fluoride and lead (IV) nitrate, there are 12 mol of magnesium fluoride available: a. Write and balance the chemical equation, indicate the type of reaction b. Find the mole amount of each species in the chemical reaction c. How many moles of the solid precipitate are formed?
- File Edit View History Bookmarks Profiles Tab Window Help 7 YouTube Maps = tab liquid x N. Ask Yox N. Ask Yo x A ALEKS X www-awu.aleks.com/alekscgi/x/1sl.exe/1o_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHintXeoleXL2H OSTATES OF MATTER Using heat of fusion or vaporization to find the heat needed to... esc Explanation 39 cto X 1 Q A 2 Gheat ox v Calculate the amount of heat needed to melt 88.1 g of solid methanol (CH3OH) and bring it to a temperature of -23.6 °C. Round your answer to 3 significant digits. Also, be sure your answer contains a unit symbol. 0 Z Check W S 3 X g X E D $ 4 C S > R F % 5 I tv T V 6 G B Thank Y 7 H U G 111 ck X N The 8 © 2022 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center | Accessibility 274@ A Aa O J Sketch X New 1 x + GCwaDdYUtqAJT1yasCs1fG_rUoyaRSVpsjfsOdH... ☆ 0 1 M 9 ( K O < 431% D ge Gwet dr x 0 L Wed 9:43 PM 0/5 P command Lara V ? 1 dlo ACo 5 .. Aktiv Chemistry Welcome to MyTCC X b Home | bartleby 403 Forbidden: Ac... 1 + Complete the balanced molecular chemical equation for the reaction below. If no reaction occurs, write NR after the reaction arrow. Be sure to include the proper phases for all species within the reaction. CoCl₂(aq) + K₂S(aq) ( 2 □ CI Reset Cu F5 000 3- T 3 F6 4 0²-0 X QYour Sets | Quizlet P Question 46 of 50 03 04 05 06 07 08 C F7 5 6 7 8 9 Co - 2+ 3+ 4 4+ ASUS FB K NR 8 X ** H₂O F9 9 F10 Ac (1) (g) (aq) S 0 Sign In or Sign Up | Chegg.cc X Do Delete 8 O Prt. Sc + W 4urses [OH But in all aqueous solutions, the product of the hydronium and hydroxide concentrations is equal to Kw. Thus, Kw allows you to calculate H3 OT from OH, or vice versa. HA ? = L-Hol Value Units Shot 0.14 PM Submit P Pearson Shot 2.39 PM Copyright O 2019 Pearson Education Inc. All rights reserved. | Terms of Use | Privacy Policy | Permissions | Contact Us NOV 33 PAGES 45,383 26 PDF DOO II F6 F7 F5 FII F8 F4 F9 F3 F10 $ 4 & % 2 7 del 3 5 wwwww