Use the data collected in the table above to complete the calculations in the following table. Table view List view Table 2. Calculations -60°C trial -50°C trial -40°C trial -30°C trial -20°C trial Vol. of HCl used 15.93 10.96 5.79 3.92 1.96 (mL) Moles of HCl used 7.9e-3 5.4e-3 2.8e-3 1.9e-3 9.8e-4 (mol) Moles of borate present (mol) 3.9e-3 2.7e-3 1.4e-3 9.8e-4 4.9e-4 0.799 0.544 0.285 0.197 0.098 Borate] (M) 2.040 0.644 0.096 0.031 0.003 Kap 0.713 -0.440 -2.343 -3.474 -5.809 In(Kap) 5.04e-5 6.01e-5 8.31e-5 1.05e-4 1.91e-4 1/T(K")

Use the data collected in the table above to complete the calculations in the following table. Table view List view Table 2. Calculations -60°C trial -50°C trial -40°C trial -30°C trial -20°C trial Vol. of HCl used 15.93 10.96 5.79 3.92 1.96 (mL) Moles of HCl used 7.9e-3 5.4e-3 2.8e-3 1.9e-3 9.8e-4 (mol) Moles of borate present (mol) 3.9e-3 2.7e-3 1.4e-3 9.8e-4 4.9e-4 0.799 0.544 0.285 0.197 0.098 Borate] (M) 2.040 0.644 0.096 0.031 0.003 Kap 0.713 -0.440 -2.343 -3.474 -5.809 In(Kap) 5.04e-5 6.01e-5 8.31e-5 1.05e-4 1.91e-4 1/T(K")

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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I need help completing the missing pieces on this table for trial 1, please
HAPTER 3 - CHEMICAL REACTIONS Study Page 1 of 3 Next O References Use the References to access important values if needed for this question. hen the following molecular equation is balanced using the smallest possible integer coefficients, the values of these coefficients are: sulfur (s) + carbon monoxide (g) sulfur dioxide (g) + carbon (s) sp.cengage.info/als-asp/take a 80°F O Type here to search Ca
Name CHE 106-03 Puzzled by the Concepts: 7 Mole Maze no pe Revised summer 2022-S. Drake On paper perform all the mole calculations-see examples on the next page. Put a T in every TRUE hexagon and an F in all the FALSE ones. Shade in the TRUE path to discover which mole it leads to. Rabbey there Start Is there exactly one mole of... Titanium in 47.87 g of Ti electrons in 0.5 moles of He atoms water in 18.02 g of water O atoms in 1.204x1023 molecules of H₂0 02 once you balance: CH4+ 0₂-> H2O + CO2 potassium in 30.97 g of P chloride ions in 2 moles of magnesium chloride aluminum chloride in 62.43 g of aluminum chloride solid nickel in 1 mole of melted nickel H in 80.00 g of NaOH Iron in 55.85 g of iron protons in 0.25 mole of beryllium atoms dogs in a group of dogs with 4.816x1023 legs (4 legs/dog) NH4C2H302 made from 7.07 g of H NaCl in 116.88 g of NaCl Carbon in 1 mole of methane (CH4) hydroxide ions in 1 mole of copper (II) hydroxide CH4 made from 2.408x1024 atoms of H NaCl once you…
M Apple Google Disney ESPN Yahoo! Biomedical Careers Program ☆ For the reaction Fe(s) +2HCl(aq)→→→→→FeCl₂(s) + H₂(g) AH° = -7.4 kJ and AS° = 107.9 J/K B Submit Answer Apple ☆ prod03-cnow-owl.cengagenow.com iCloud Yahoo Images Bing Google Wikipedia Facebook Twitter LinkedIn G b COWLv2... b D2L D2L D2L [Review Topics] [References] Use the References to access important values if needed for this question. D2L The maximum amount of work that could be done when 2.08 moles of Fe(s) react at 286 K, 1 atm is Assume that AH° and AS° are independent of temperature. Retry Entire Group 4 more group attempts remaining The Weather Channel C D2L Yelp TripAdvisor M kJ. +
10 Complete the data table using the calculation process you used to complete the previous question. Be sure to keep a copy of the completed table to include in the lab report for this experiment. 1.00 M Acetic Acid volume Trial 1 25.0 mL HC2H3O2 NaHCO3 Mole Ratio Molar Mass: 84.007 g/mol moles HC2H3O2: NaHCO3 moles mass needed 3:1 Trial 2 25.0 mL 2:1 24 Trial 3 25.0 mL 1:1 Trial 4 25.0 mL Trial 5 25.0 mL *All values should contain three (3) significant digits. 1:2 1:3
alibri (Body) 12 A A Aa v AaBbCcDc AaBbCcDc AaBbC AABBCCC AaB AABBCCD IU abe x, x A ab T Normal T No Spac. Heading 1 Heading 2 Title Subtitle Font Paragraph Styles 3 6 IZICIt iniED 10 11 12 13 I 14 I- 15 16 . Chemical Equation Write a balanced equation that describes each of the following chemical reaction. 1. Acetylene gas, C2H2, burns in air forming gaseous carbon dioxide and, CO2, and water. Answer: 2C2H2 + 502 → 4CO2 + 2H20 (double displacement/Combustion reaction) 2. MnO2 + KOH + O2 → H20 + K2MNO4 3. FeCl2 + Cl2 → FeCl3 English (United States) Accessibility: Good to go a ENG REDMI NOTE 10 PRO | JHANG 01/06/2022 15: 12
1 I Review Constants Perio Part C A solution of ammonia and water contains 3.40x1025 water molecules and 7.20x1024 ammonia molecules. How many total hydrogen atoms are in this solution? Enter your answer numerically. • View Available Hint(s) Π ΑΣΦ H atoms Submit P Pearson Terms of Use | Privacy Policy I Permissions Contact Us ation Inc. All rights reserved. 4:45 PM 23% 1/31/2020 De Insert PrtSc F12 F11 F10 F9 F8 F7
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5) If all the NaHCO3 in bag 2 reacted, calculate the number of moles of gas produced? tates) E Focus
9. How many moles of 2 Na(s) * 24- 2. Provide an example calculation for row 8. This requires you to go from g CO2 to g NaHCO3 using stoichiometry. Use equation 2, a net ionic equation for the reaction of acid, H3O* (from acetic acid, CH3COOOH in vinegar) with the bicarbonate (from NaHCO3 in pill) to determine the molar ratio for your calculation. Note that Na+ (aq) doesn't show up in this equation because it is a spectator ion. Hag) H
need help with 9 and 10