Calculate the amount of heat needed to melt 139. g of ice (H₂0) and bring it to a temperature of 37.4 "C. Be sure your answer has a unit symbol and the correct number of significant digits.
Q: Buffer capacities in drops of base Beaker #1 Beaker #2 Beaker #3 Beaker #4 Beaker #5 Beaker #6…
A: Buffer capacity refers to the amount of acid or base required to change the pH of a buffer by one…
Q: NH(CH3)2 H₂. Ni Ho 1 2 3 4 NCH3 1 N(CH3)2 2 N(CH3)2 3 NOH
A: Formation of enamineReduction of enamine to amine
Q: Can use ethylamine. Br N
A: Friedel–Crafts alkylation The reaction of an arene with alkyl chlorides using a strong Lewis acid…
Q: lodine-125 is a radioactive isotope commonly used in medicine. It has a half-life of 59.5 days. A…
A: Given,
Q: Draw structures for the two major products of the following reaction. 1 eq. HBr
A: Organic reactions are those in which organic reactant react to form organic products. In the given…
Q: Draw the major product of this aldol addition reaction. Ignore inorganic byproducts. 1. LDA 2.…
A:
Q: (a) 2CO (g) + O2 (g) → 2CO2 (g) (b) 302 (g) → 203 (g) (c) 2NaHCO3 (s) → Na₂CO3 (s) + H₂O (1) + CO₂…
A: Reactant A + Reactant B → Product C + Product D
Q: Draw the molecules of the following synthesis:
A: To Draw the molecules of the following synthesis:
Q: 1 2 3 4 NHCH3 1. LIAIH4 2. H₂O 1 3 NCH 3 NHCH3 2 H OH
A: Answer :----
Q: For each slightly soluble salt, how will the addition of hydrochloric acid affect its solubility?…
A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…
Q: The atomic molar mass of some elements, as shown in the periodic table, is as follows: Atomic molar…
A:
Q: A laboratory requires 2000 cm^3 of an antifreeze solution consisting of 30 mol % methanol in water.…
A: Partial molar volume of methanol (v1) = 38.632 cm3/molPartial molar volume of water (v2,) = 38.632…
Q: III) Mechanisms a) Predict the product and provide a complete arrow-pushing the mechanism under…
A: Butan-2-ol + 1-bromo-2-fluoro ethane + NaHDiol + H2SO4
Q: Name Abbreviation One Letter Symbol Name Abbreviation One Letter Symbol H3N. H3N. OH NH₂ + H3N. +…
A:
Q: Complete and balance the following half-reaction in acidic solution. Be sure to include the proper…
A: Answer: A chemical reaction in which oxidation and reduction of species takes place simultaneously…
Q: 1. Water has a specific heat of 4.184 J/g°C while glass (Pyrex) has a specific heat of 0.780 J/g °C.…
A: Heat is supplied in equal amounts to each substance water and pyrex with equal mass. The difference…
Q: 6. A student performs the reaction below in three experiments studying initial concentrations and…
A: The given reaction is as follows:Let the order of the reaction with respect to is and order of the…
Q: Structure at low pH (A) H3N. Structure at neutral pH (B) 3. Answer the following questions regarding…
A: When pH > pKa of a group then that group is deprotonated. When pH < pKa of a group then that…
Q: Write a balanced chemical equation including the states of matter (s, l, g, aq) for the aerobic…
A: Organic compounds on reaction with oxygen to form carbon dioxide and water along with energy. If…
Q: a.) Name the following molecule using IUPAC naming rules. Include E/Z in your naming. b.) Give the…
A: Identify the Longest Carbon Chain: Locate the longest continuous carbon chain that includes the…
Q: Be sure to answer all parts. Give the electron configurations for the elements given. Use the noble…
A: The electronic configuration can be written by using three basic rule1. Aufbau principle.2. The…
Q: e. f. HO HO- HO H- HO CHO -H CH₂OH CHO -H -H -OH -H CH₂OH 1) NH₂OH 2) Ac₂O, heat 3) NaOH, H₂O 1)…
A: Kiliani reaction: This reaction is used for ascending the sugar series. This reaction involves the…
Q: 1. The following diagram represents a kinetic energy distribution at two temperatures. a In…
A: We know that upon increasing temperature, the number of molecules in a particular kinetic energy…
Q: Give the electron geometry (eg), molecular geometry (mg), and hybridization for Cl 3. O eg =…
A: The Formula for finding the hybridization number-Here the central Carbon atom has four valence…
Q: What is the major organic product obtained from the following reaction? 2-pentanone…
A: Reduction reaction of (E)-pent-3-en-2-one with hydrogen and nickel as catalyst. The reaction was…
Q: Name Abbreviation One Letter Symbol Name Abbreviation One Letter Symbol Θz H3N. 01 H3N. H + H3N.…
A: Amino acid contains one amine group and one carboxylic acid group. Amino acid have one side chain…
Q: If you had a 1.3 Liter common ion solution of 5.6 M Acetic Acid and 6.3 M Sodium Acetate, how many…
A: The detailed solution to this question is given below
Q: A reaction was shown to follow second-order kinetics. How much time is required for [A] to change…
A: The integrated rate law for a second-order reaction:Where Given,
Q: 2. The hydrogen sulfide in a 50.0 g sample of crude petroleum was removed by distillation and…
A:
Q: Br F F Name the following mc TI F LL F F
A: Note: Since you have posted a question with multiple sub-parts, we will solve the first three sub…
Q: Rank the acidity of the molecules A through E, shown. Select the correct response from each of the…
A: Given are the 5 molecules More stable the conjugate base, more easily it will give the H+ ion, more…
Q: Consider the equilibrium involving the methylamine (CH3NH2) and the methylammonium 10n (CH3NHs*) at…
A: ∆G° or Standard Gibbs free energy is the measurement of spontaneity of a reaction. Again for an…
Q: Name Abbreviation One Letter Symbol H3N. Structure at low pH (A) + NH3 H₂N. H3N. 2. Using the…
A: Amino acids are the biomolecules having acidic as well as basic functional group.These are essential…
Q: Complete and balance the following half-reaction in acidic solution. Be sure to include the proper…
A:
Q: 1. If for the reaction, the reaction is which of the following? b. a. 1 d. 4 a aX+bY → C e. 2 the…
A:
Q: ㄱ 4 + H2O
A: Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: A sample of a compound has a percent composition of 71.47% calcium and the rest oxygen. if the…
A:
Q: OEt Step 2 BnN3 B
A: This is the rxn of an alpha-beta unsaturated ester ethyl (2E)-3-(naphthalen-2-yl)prop-2-en-oate with…
Q: The reaction occurring in the cell in which Al2O3 and aluminum salts are electrolyzed is Al³+ (aq) +…
A: Given electroyzed reaction-Using current =1.0 X 105 ATotal time=24 hour day =(24 X 60 X60 )second…
Q: 2. Soap can be made using a variety of different fats, oils and bases. Suppose a student wanted to…
A: The chemistry behind soap-making involves saponification, where triglycerides (fats/oils) react with…
Q: What is the current (A) required to deposit 46.0 g of Mn from a Mn²⁺(aq) solution in 1.50 hour? (F =…
A:
Q: Find n, the lowest common Cr+3+ Au multiple, for the reaction below. Cr+2+ Au+3
A: The addition of electrons or decreases in the oxidation state is known as a reduction reaction and…
Q: Which are the 2 starting materials for compound q? a b compound q and and d anc an
A:
Q: If the pH of a solution increases by 2 units (e.g., from 1 to 3), then the ratio of the new to the…
A:
Q: Consider the disaccharide isomaltose. ОН H CH OH H OH H H OH H H OH isomaltose CH₂ H OH H Н ОН OH…
A: Since, there is multiple questions we solve only first question for you. For the other questions…
Q: Predict the major products of this reaction: NaOH A ? If there won't be any products, just check the…
A:
Q: What is the mass of 5.34 x 10^23 molecules of sodium hydrogen carbonate. So far I have Na:22.99 +…
A: Given,the molecules of sodium hydrogen carbonate = 5.34 x 1023 molecules.Atomic mass of Na = 22.99…
Q: Determine the pH of a 2.50 M of a diprotic acid (DA) whose Ka1 = 2.60 x 10-4 and Ka2 = 1.60 x 10-12.
A: Given,The molarity of diprotic acid ( DA ) = 2.50 MKa1 and Ka2 = 1.60 x 10-12
Q: multiple steps Br OH
A: As here we have to prepare a meta-substituted product, we must ensure that the second EAS step is…
Q: Which reaction mechanism(s) will be favored by a high concentration of Br? SN1 SN2 E1 E2 A mixture…
A:
Step by step
Solved in 3 steps with 9 images
- it View History Bb Content- X 18.3 Gibbs Free E... 108 BOOKMar RS Bb 93389825 X wu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHInnFtOh8 18.5 Gibbs Free E... oxidation: reduction: 5.3 Enthalpies of... O ELECTROCHEMISTRY Writing the half-reactions of a metal-nonmetal reaction Explanation Bb 93389821 X 8 Study this chemical reaction: 2Ca+O, → 2 Cao Then, write balanced half-reactions describing the oxidation and reduction that happen in this reaction. Check 5 ローロ B What is th X 19₁ X D 0 7 Bb 93737627 X 3 Reading Schedule tv C Childre 19.6 Reduction Po.... “7 C Ⓒ2022 McGraw His.com/alekscgi/x/sl.exe/lo_u-igNsikr7j8P3jH-vTqeviKFP6W0cqJcWJdIACROQwyw24GWHinCX72NRg1Xko5RqYtZo... ☆ 5.3 Enthalpies of... lecula... 18.3 Gibbs Free E... Predicting the reactants of a neutralization reaction W Predict the reactants of this chemical reaction. That is, fill in the left side of the chemical equation. Be sure the equation you submit is balanced. (You can edit both sides of the equation to balance it, if you need to.) Note: you are writing the molecular, and not the net ionic equation. D-KNO,(ag)+H₂O(1) Explanation 18.3 Gibbs Free E... Check Allopatric(most common) Other place Speciation is happening because the two groups split and live in other E 4 6 X Do & 7 0-0 18.5 Gibbs Free E... Reading Schedule 3 © 2023 McGraw Hill LLC. All Rights Reserved. Terms of Use | Privacy Center Accessibility JP 0.5 U O do☆ s.com/alekscgi/x/sl.exe/to_u-IgNsikr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHin3gzsTjpfxz_5lgeo_vsTp._ Q 5.3 Enthalpies of... 18.5 Gibbs Free E... Reading Schedule 19.6 Reduction ChatOPT stecula.18.3 Gibbs Free E... 18.3 Gibbs Free E... E 2 Calculating the pH of a weak base titrated with a strong acid An analytical chemist is titrating 98.4 mL of a 0.7000M solution of ammonia (NH,) with a 0.5500M solution of HNO,. The pK, of ammonia is 4.74. Calculate the pH of the base solution after the chemist has added 107.8 mL of the HNO, solution to it. Note for advanced students: you may assume the final volume equals the initial volume of the solution plus the volume of HNO, solution added. Round your answer to 2 decimal places. PH-0 W S Explanation 3 E D Check 16 $ 4 C X R F 3 % m сла V T G Ⓡ tv NTZA Ⓒ 6 B Y H & © 2023 McGraw Hit LLC. At Rights Reserved. Terms of Use vacy Center Accessibility 7 U N * 8 ( M 9 7 1 0 2. K W P Lara V ? P ala A 92 Aa 1 A A
- -awu.aleks.com/alekscgi/x/Isl.exe/1o_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHinnFt 5.3 Enthalpies of... 18.5 Gibbs Free E... 18.3 Gibbs Free E... 21,108 M O ELECTROCHEMISTRY Ranking the strength of oxidizing and reducing agents using... species Use the information in the ALEKS Data tab to sort the following chemical species by reducing power. Ag(s) Ca'(s) Br (aq) Na(s) Explanation X Check reducing power DEC 5 choose one choose one choose one ✓ choose one S Reading Schedule tv CP 19.6 Reduction Ⓒ2022 McGraw H (A) MacBook Prowww-awu.aleks.com/alekscgi/x/isl.exe/1o_u-IgNsikr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHinFFmq8fp--Pl15Czy57TwnośLEY3jYJ h. Get startes ity and 18.3 Gibbs Free E.. 5.3 Enthalpies of... 18.5 Gibbs Free E... Reading Schedule 19.6 Reduction Po... Y SOLUTION: The le Math 115 W-S Fall... ck esc O ACIDS AND BASES Identifying the major species in weak acid or weak base... The preparations of two aqueous solutions are described in the table below. For each solution, write the chemical formulas of the major species present at equilibrium. You can leave out water itself. Write the chemical formulas of the species that will act as acids in the 'acids' row, the formulas of the species that will act as bases in the 'bases' row, and the formulas of the species that will act as neither acids nor bases in the 'other' row. You will find it useful to keep in mind that HCN is a weak acid. ^ 0.3 mol of NaOH is added to 1.0 L of a 0.2M HCN solution. 0.3 mol of NaOH is added to 1.0 L of a solution that…www-awu.aleks.com/alekscgi/x/lsl.exe/10_u-IgNslkr7j8P3jH-lvTqeviKFP6W0cqJcWJdIACROQwyw24GWHinwgLxrTA3qJGX 18.5 Gibbs Free E... Reading Schedule 4 Solubility and... esc 18.3 Gibbs Free E... 5.3 Enthalpies of.... O KINETICS AND EQUILIBRIUM Calculating equilibrium composition from an equilibrium constant Zoom (2).pkg Suppose a 250. mL flask is filled with 1.2 mol of Cl₂ and 0.60 mol of HCl. The following reaction becomes possible: H₂(g) + Cl₂(g). 2HCl(g) The equilibrium constant K for this reaction is 0.409 at the temperature of the flask. Calculate the equilibrium molarity of H₂. Round your answer to two decimal places. M Explcnation Check 3 X $ 4 S > C % 5 (Q) tv I A 6 We 19.6 Reduction Po... Ya sc & C Ⓒ2022 McGraw Hill LLC. All Rights You 9
- me File Edit View History Bookmarks email draft - Google Doc xNancy Foldi - Departmen x = 18.3 Gibbs Free E... C www-awu.aleks.com/alekscgi/x/lsl.exe/10_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHIn2XzybTAgTikmXkISqX79 5.3 Enthalpies of...18.5 Gibbs Free E...Reading Schedule 19.6 Reduction Po... Y SOLUTION: T Solubility and.... OKINETICS AND EQUILIBRIUM Calculating equilibrium composition from an equilibrium constant M Explanation F Profiles Tab Window Help 18,128 Suppose a 500. mL flask is filled with 2.0 mol of NO and 0.20 mol of NO₂. The following reaction becomes possible: NO₂(g) + NO(g) 2NO₂(g) The equilibrium constant K for this reaction is 0.611 at the temperature of the flask. Calculate the equilibrium molarity of NO3. Round your answer to two decimal places. Check → C A ALEKS-Lara Althawadi - x X OCT 12 9 tv G Search or type URL 5 C| Chegg.com 6 X & (90) ALEKS 8 Ⓒ2022 McGraw Hill LLC. All Rights Res A a ✔ 9 OCO(g)is dissolved in H,O at 25°C and 0.010 atm. Henry's law constant for this system is 5.80 x10ª atm. Thus, mole fraction of * CO(g)is: ( 1.72 x 10-7 C 0.01 O 8.28 x 10-7 O 0.99At 25°C, some water is added to a sample of gaseousmethane (CH4) at 1.00 atm pressure in a closed vessel, andthe vessel is shaken until as much methane as possible dissolves. Then 1.00 kg of the solution is removed and boiledto expel the methane, yielding a volume of 3.01 L ofCH4(g) at 0°C and 1.00 atm. Determine the Henry’s lawconstant for methane in water.
- 倒 V OWLV2 | Online teaching and lea X -cnow-owl.cengagenow.com/ilrn/takeAssignment/takeCovalentActivity.do?locator=assignment-take [Review Topics] [References] pts 2req Use the References to access important values if needed for this question. The following information is given for benzene, CH6, at latm: boiling point =80.1 °C HV (80.1 °C) = 30.7 kJ/mol vap pts 2req specific heat liquid = 1.74 J/g°C pts 2req At a pressure of 1 atm, kJ of heat are needed to vaporize a 41.4 g sample of liquid benzene at its pts 2req normal boiling point of 80.1 °C. 1 pts 2req Submit Answer Retry Entire Group 4 more group attempts remaining 1 pts 2req 1 pts 2req 1 pts 2req 1 pts 2req 1 pts 2req sid 国Lattice enthalpy for NaCl is +788 kJ mol¹ and AH = -784 kJ mol¹. Enthalpy of Hyd solution of NaCl iswww-awu.aleks.com/alekscgi/x/lsl.exe/1o_u-IgNslkr7j8P3jH-IvTqeviKFP6W0cqJcWJdIACROQwyw24GWHInICLB-00go Solubility and... 18.3 Gibbs Free E... 5.3 Enthalpies of... 18.5 Gibbs Free E... Reading Schedule 19.6 Reduction Po... Ya O KINETICS AND EQUILIBRIUM Calculating equilibrium composition from an equilibrium constant Suppose a 250. mL flask is filled with 1.9 mol of H₂ and 1.4 mol of I₂. The following reaction becomes possible: H₂(g) +1₂(g) - 2HI(g) The equilibrium constant K for this reaction is 5.05 at the temperature of the flask. Calculate the equilibrium molarity of I₂. Round your answer to two decimal places. M Explanation @ 2 Check #3 X G 10 $ 4 C DE LO % A G Search or type URL 5 stv MacBook Pro & 7 Ⓒ2022 McGraw Hill LLC. All Rig * ▷