Q: What major product (from Figure #9) results from the following reaction (from Reaction #9)? Reaction...
A: LiAlH4 is a strong reducing agent and produces H- ion which results in reduction of ester group.
Q: Calculate ΔH for the reaction (1) 2C (s, graphite) + H2(g) --> C2H2(g). given the following chemic...
A:
Q: 1a. Determine the molarity of 500. mL of a solution with 0.35 mol of dissolved solute. 1b. A 200. ml...
A: Molarity = number of moles of solute/volume of solution (L) Number of moles = mass/molar mass
Q: How does the equilibrium change if more chlorine, Cl,, is added to the reaction? The equilibrium shi...
A:
Q: 5. What masses of KOH and water are needed to make 1500g of 20% solution? MW- K:39, O:16, H:1
A: Weight of solution = 1500 gm Percentage = 20%
Q: Use the References to access important values if needed for this question. Consider the following ha...
A: Since you have posted a question with multiple parts, Ww will solve only first three parts for you.i...
Q: 10. What is the molarity of 750 mL of a solution that contains 40.0 g of dissolved CUSO,
A:
Q: The Ka for HF is 7.0 x 10-4. Kh for the fluoride ion is O 1.6 x 103 O 1.4 x 10-11 O 7.0 x 10-18 O 2....
A: Ka is the acid dissociation constant and Kb is the base dissociation constant. Higher value of Ka i...
Q: 1. Dmitri Mendeleev was regarded as the Father of the Modern Periodic Table; did you think it is Hen...
A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...
Q: In your own words describe the operation of a clinical Laboratory
A:
Q: Gaseous methane (CH,) reacts with gaseous oxygen gas (o,) to produce gaseous carbon dioxide (Co,) an...
A: Given, Mass of methane is 0.48g Mass of o2 is 3.3g Actual yield of carbon di oxide is 0.632g
Q: Use standard reduction potentials to calculate the equilibrium constant for the reaction: Hg2+(aq) +...
A: From Nernst equation Ecell = Eocell - 0.0591/n (logQ) at equilibrium Ecell = 0 Q = Kc Q = react...
Q: 0.15 M NAC2H3 O2 Express your answer to two decimal places. ? pH =
A:
Q: What is the molecular formula of the molecule with molecular mass of 120.12g/mol. and an empirical f...
A: Molecular formula: In a molecular formula we describe the number of atoms of all the elements presen...
Q: HCO3- is a Bronsted-Lowry acid in an aqueous solution? b. (CH3)2NH is a Bronsted-Lowry base ...
A:
Q: Compare Lavoisier's definition of acids to the modern one. How did his fall short? Why was his defin...
A: Answer: There are many theories available in literature to explain the acidic behavior of certain co...
Q: [OH-] = 5.0 × 10–2 Express the concentration to two significant figures and include the appropriate ...
A: Consider the given information is as follows; OH-=5.0×10-2H3O+ = ?Acidic, basic or neutral = ? ...
Q: Rewrite this measurement with a simpler unit, if possible. kg m 4.7 2 2 m m Note: If you can simplif...
A: • The given measurement is- 4.7 kg•m m2• m2 • We n...
Q: Oxidation? Work Consider an aqueous, basic solution inwhich the following reaction Ps ocourring. Cz ...
A: We are given an unbalanced redox reaction that is taking place in a basic medium(OH-). It is conveni...
Q: If you have 72 g of sodium sulfate, calculate the sodium, sulfur, and oxygen atoms that are present ...
A: Formula of sodium sulfate - Na2SO4 Molar mass of sodium sulfate - 142.04 g/mol Avogadro's constant -...
Q: Which reaction mechanism of a Lewis acid reacting with a Lewis base is correct?
A: Lewis acid and bases:
Q: Write the molecular equation for the reaction of each metal with hydrochloric acid (states of reacta...
A: • Molecular Equation : A molecular equation is a chemical equation in which ionic compounds are expr...
Q: Solve for x. -16 -8 x-3
A:
Q: Find the H30* in a Sauvignon Blanc with a pH of 3.25. ? .... [H3 O]+ = M Submit Request Answer
A: pH = 3.25
Q: Write the equilibrium expression for Ca2+ + 2Cl- ⇌ CaCl2 with activity coefficients.
A:
Q: Determine the mass in grams of 7.57 x 10 atoms of zinc. (The mass of one mole of zinc is 65.39 a)
A:
Q: 1. Which of the following are structural isomers? H,C 1) CH,CH=CHCH,CH, and H CH,CH= CH – CH, CH,CHC...
A: We have to identify relationship between given compounds Which one is structural isomers. Complete ...
Q: Ancient Romans built often out of bricks and mortar. A key ingredient in their mortar was quicklime ...
A:
Q: among the following molecules, which one(s) would not be able to undergo a friedel crafts acylation ...
A: The answer is as follows:
Q: A mixture composed of 60%CO2 and 40%He by volume analysis is contained at 0.5MPa. What is the partia...
A:
Q: : Identify all the symmetry elements in the following solid-state structures: a. a body-centered tet...
A: The symmetry elements present in the given solid state structures. A symmetry elements is a point, ...
Q: Liquid octane (CH (CH, CH; reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (Co...
A: The given data is as follows: The mass of octane = 60.5 g The mass of oxygen gas = 424 g The theoret...
Q: What is the molecular shape around the labeled carbon atom? b. What is the hybridization around that...
A: The answer is as follows:
Q: 0.20 g of sodium hydroxide (NaOH) pellets are dissolved in water to make 4.0 L of solution. What is ...
A:
Q: -OH (G) H20 1.-OCH3 (k) 2 CH3-CH2-c-OCH3 2. HСI *4 1.-OCH3 (1) + HFC- OCH3 2. HСI
A:
Q: CSCI a -ions withct crystallizes into Pons a simple cubit unit cel of C!- he cubit interstaial sites...
A:
Q: Write an equation to show how HC204 can act as a base with HS¯ acting as an acid. Express your answe...
A:
Q: Consider the equilibrium system described by the chemical reaction below. Calculate the value of Qc ...
A: Given -> Weight of C = 11.1 gm Weight of H2O = 2.45 gm Weight of CO = 15.3 gm Weight of H2 = 7.55...
Q: An aqueous solution at 25 °C has a pOH of 7.5. Calculate the pH. Be sure your answer has the correct...
A: Given, At 25 °C, pOH = 7.5
Q: Physical Properties of lonic vs Covalent Compounds. Choose the correct comparison. Melting points: l...
A: Note: As per company policy we are supposed to attempt first three MCQs only. Please repost other qu...
Q: Make a molecular model of C2H6O. Now make another now make another molecular model that is different...
A:
Q: Each row of the table below describes an aqueous solution at about 25 °C. Complete the table. That i...
A:
Q: Liquid hexane (CH; (CH,),CH;) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide ...
A:
Q: OH он toluene H OH 130 °C OH HO, ÓH Ph "I |
A:
Q: Stock acetic acid concentration: 1.0184 mol/L Stock sodium acetate concentration: 1.0166 mol/L pKa...
A: In the above question a buffer is prepared by acetic acid and sodium acetate solution. Acetic acid i...
Q: Question 2 What is the pH of a solution when [OH]= 3.8 x 10P. Is this solution acidic or basic? Show...
A: pH of solution is defined as negative logarithm of hydrogen ions concentration.
Q: Name the structure
A: Aromatic compound -A hydrocarbon that contains one or more benzene like rings.
Q: 1. What mass of cesium chloride must be added to 0.500L of water to produce a 0.40m solution? What a...
A: Given :- molality of CsCl solution = 0.40 m volume of water = 0.500 L density of water = 1g/mL To...
Q: A 300. LL kiln is used for vitrifying ceramics. It is currently operating at 1245 ∘C∘C , and the pre...
A: Given values-> Volume= 300L T= 1245°C = 1245 + 273 =1518K P= 0.9500 atm
Q: Please click here L if image does not display. O is a deactivator and a meta director is an activato...
A: In CBr3, all three Br atoms are attached to the same carbon atom. It is an electron-withdrawing g...
If you are accepting the question please answer all parts otherwise I'll downvote
Trending now
This is a popular solution!
Step by step
Solved in 5 steps
- STARTING AMOUNT X Determine the quantity of moles of hydrogen in 3.06 x 103 g of glycine, C₂H,NO₂? I ADD FACTOR x( ) 29.07 2.04 x 10-4 molecules C₂H5NO₂ 75.08 1 mol C₂H5NO₂ = 2 4.08 x 10-5 8.15 x 10-5 3.06 x 10-3 g H ANSWER 1.01 g C₂H5NO₂ 6.022 x 1023 RESET mol H 5 5 g C₂H5NO₂/mol+ C. 2. My Sac Update app.101edu.co O 个 → Submit Question 7 of 32 What quantity in moles of iron atoms do you have if you have 2.50 x 1023 atoms of iron. (The mass of one mole of iron is 55.85 g.) 20 mol 1. 3. 6. 5. 4. 8. 9. 7. +/- 411 3. 3,176 3.SS ASSIGNMENT FOR 1/2 x O 4.3.SC PL Mole Calculations A goformative.com/formatives/6000773af6eb3353bf25db40 3. 2 A healthly person breathes out approximately 0.020 L of carbon dioxide in one breath. How many moles of carbon dioxide is in one breath? The molar mass of carbon dioxide is 44.01 g/mol. Show Your Work SATISFACTORY 3
- Macmillan Lear! Question 21 of 23 34.6 g Al x grams of Al2O3: Bi 26.98 g Al 1 mole 0₂ X a 1 mole Al₂O3 1 mole Al Answer Bank Resources 3 moles 0₂ O 4 moles Al Give Up? 32.00 g 0₂ 101.96 g Al₂O3 2 moles Al₂O3 Hint = g Al₂O3 (2 Check Ar 6:36 PM 10/31/2022 gMy Course X Macmillan: T: X = v Course Mo Fui/evo/index.html?deploymentid=5735112480241329813180832311&elSBN=9781305862883&i Zv Submit Answer X 1. How many ATOMS of xenon, are present In 3.36 moles of xenon trioxide, XeO₂? atoms of xenon Sections 5 2. How many MOLES of oxygen are present in 4.41x1022 molecules of xenon trioxide? moles of oxygen 6. Formulas, Moles and Atoms: This is group attempt 1 of 10 References A X Use the References to access Important values if needed for this question. HOMEWOR 1. How many ATOMS of nitrogen, are present in 4.41 moles of nitrogen dioxide, NO₂? atoms of nitrogen 2. How many MOLES of oxygen are present in 2.22x1022 molecules of nitrogen dioxide? moles of oxygenStoichiometry and balanced equations make it possible to use one piece of information to calculate another. There are countless ways stoichiometry can be used in chemistry and everyday life. Try and see if you can use what learned to solve the following problems. you ations not alid 2) tion 1O' must moles . alow. CH4(9)+Uz\9/ A 0.777g sample of an organic 5) compound is burned completely. It produces 1.42g CO2 and 0.388g H20. Knowing that all the carbon and hydrogen atoms in CO2 and H2O came from the 0.777g sample, what is the empirical formula of the organic compound?
- e greatest 9 Schoology M Drafts (1) - 1024733@lcps.org x + - learn.lcps.org/common-assessment-delivery/start/4846618960?action=Donresume&submissionld3D4920 The Mole Reassessment (MC) Identify the correct mathematical calculation to determine the number of moles in 9.85 grams of N,. O multiply by the formula mass of nitrogen, N2 O divide by the formula mass of nitrogen, N2 O multiply by Avogadro's number O divide by Avogadro's number O multiply by Avogadro's number and multiply by the formula mass of nitrogen, N2 O multiply by Avogadro's number and divide by the formula mass of nitrogen, N2 divide by Avogadro's number and multiply by the formula mass of nitrogen, N2 O divide by Avogadro's number and divide by the formula mass of nitrogen, N, 9. 10 Support | ScHStoichiometric coefficients are used to describe the mole ratio. "F Mostly sunny F1 ! O Q A 1 N True F2 @ 2 W S F3 Alt -Ő+ X #M 3 E F4 D $ 4 C F5 R F % 5 V F6 T ☆ G F7 A 6 a Y B F8 & 7 H U N F9 ★ 8 J - F10 M ( 9 K F11 O < False 3 ) 0 L Alt F12 P E A Cy Cour o T Macmilla X Back b/ui/evo/index.html?deploymentid=5735112480241329813180832311&elSBN=9781305862883& Course M X = v Submit Answer Section A compound is found to contain 11.21 % hydrogen and 88.79 % oxygen by mass. What is the empirical formula for this compound? To answer the question, enter the elements in the order presented above. 9. Percent Composition to Empirical Formula: This is group attempt 1 of 10 References Use the References to access important values if needed for this question. A- HOMEW 0 A compound is found to contain 37.23 % carbon, 7.827 % hydrogen, and 54.94 % chlorine by mass. What is the empirical formula for this compound? To answer the question, enter the elements in the order presented above. Mind Autosaved at 5:51 PM
- Determine analysis: 52.2% C; 13.0 % H; 34.8 % O. 1 ( An organic compound witha molar mass of 116.2 g/mol was determined to have the following percent composition: 62.01 % C, 10.43 % H, 27.54% O. Determine the empirical formula and the molecular formula for the compound. Empirical formula Molecular formula 34 arnlynsioler/Deskton/lotry html X of XTZH ← OneLogin C ||| = O CHEMICAL REACTIONS Calculating and using the molar mass of elements mol Explanation D21 ALEKS Homework- CHM1045 GE X www-awa.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IBcn9hvCfbYq_fi3Zsn8H20W_5PTMI0acVC-U A chemist weighed out 6.64 g of gold. Calculate the number of moles of gold she weighed out. Round your answer to 3 significant digits. At Check P A ALEKS-Xzavian Patrick - Learn X S X + Ⓒ2022 McGraw Hill LLBASIC STOICHIOMETRY TO01/S21 Based on the balanced equation, Molar Mass (g/mol) 4C5H5N + 2502 -→ 20CO2 + 10H20 + 2N2 C5H5N 02 Co2 H20 N2 Avogadro's No. 6.022x1023 mol1 79.101 calculate the molecules of CgHgN required when 320 molecules of H20 are formed. 32.000 44.010 18.015 28.013 exact number, no tolerance