each of the following pairs, circle which molecule has a lower melting point. a. b. COOH OR COOH OR COOH COOH

Q: HO EtOH, H₂SO4 cat, A 1. NaOEt, wwwmme EtOH Et o OEt 2. H3O+ H3O+, A 1. NaOEt 2. 3. NaOEt Br

A: In crossed Claisen condensation reaction one of the molecules is an enolizable ester reacts with a…

Q: For nitrous acid, HNO2, Ka 4.0 × 10−4. Calculate the pH of 50 g of HNO2 dissolved in enough water to…

A:

Q: 12. An unknown compound undergoes free radical bromination to give compound A. Compound A is treated…

A:

Q: H2(g)+Cl2(g)⟶2HCl(g)ΔH=−184.6 kJ  Reaction 2: 2OF2(g)⟶O2(g)+2 F2(g)ΔH=−49.4 kJ  Reaction 3:…

A:

Q: Consider the following reaction at 25.00 °C: Ca(OH)₂ (s) 2+ Ca²+ (aq) + 2OH(aq) Calculate AG for the…

A:

Q: In the table below, fill in the boxes with the formula for each precipitate formed from the reaction…

A: 1) MgS + Al(CH3COO)3 = Mg(CH3COOH)2 + AlS  Here AlS ( Aluminium Sulfide) is insoluble in water, but…

Q: When the nuclide thorium-230 undergoes alpha decay: The name of the product nuclide is_______. The…

A:

Q: 2. For each of the following experimental errors clearly state if the error would increase,…

A: Specific heat : It is the quantity of heat required to raise the temperature of one gram of any…

Q: a) Briefly, but informatively, discuss why some countries in the world are thinking and/or moving…

A: As per the bartleby expert guidelines, I am allowed to answer one question at a time.  Please repost…

Q: Consider each of the following systems at equilibrium. The temperature is kept constant, and in each…

A: As we know, according to Le-Chatelier principle , any change or alteration in conditions of any…

Q: 7. A sample of helium gas at 22.°C and 1.00 atm occupies a volume of 2.54 L. What volume will it…

A:

Q: K on.masteringchemistry.com/myct/itemView?assignmentProblemID=191374991&offset=next tive Follow-Up…

A:

Q: Using any data you can find in the ALEKS Data resource, calculate the equilibrium constant K at 25.0…

A:

Q: when a sodium atom is deexcited from the first excited state to the ground state, it emits 9 Photon…

A:

Q: If the ionization constant for water (K) is 2.9x 10-14 at 40°C and 9.3x10-14 at 60° C, the self- W…

A: The sign of the value of enthalpy decides if the reaction is endothermic or exothermic. Negative…

Q: Balance the following redox reaction in acidic solution. Br_(aq)+1O3(aq) → Br₂(1)+I₂(s)

A:

Q: 14 13 2 6 13 3 Question 29 12 5 How many signals would be observed in the ¹H NMR for the molecule…

A:

Q: Write the Ksp expression for the sparingly soluble compound silver sulfite, Ag2SO3. Ksp =

A: The solubility product (Ksp) of a sparingly soluble salt forming a saturated solution in water is…

Q: Choose the correct answer from the given set of choices. Write the set of CAPITAL LETTERS…

A: Alkenes and allenes  do not react with Tollen's reagent. Only terminal alkynes react with Tollen's…

Q: 3 b.) Itu wa d.) (1) PB(3 2.) NaN Nazli₂01 H₂504, 1₂0 (1) N="OCH₂CH₂) 2.) H₂0 Os Bre7 50°C Brz 0°C…

A:

Q: Which of the properties below apply to the following polymer? that -(CH₂4 Choose all that apply.…

A: Dear student, please refer through the complete solution. Thankyou have a nice day.

Q: A strong base is favourable for E2 pathway. E2 reactions always involve a strong base. They need…

A: E2 elimination follows a concerted mechanism reaction in which the removal of leaving group and…

Q: 3. Draw a complete mechanism for the reaction below. Start by include all lone pair electrons, then…

A:

Q: Your report must include clearly labelled plots you have used to make the determination of the…

A: When the plot of [NO2] versus time(s) graph is a perfect straight line, the reaction is Zero order…

Q: When 3.723 grams of copper are reacted with oxygen, the mass of the copper oxide that is formed is…

A:

Q: How would you prepare 750 g of an aqueous solution that is 2.5% NaOH by mass?

A: Given concentration of NaOH Solution is 2.5% by mass.

Q: A chemistry student weighs out 0.0767 g of acetic acid distilled water. He plans to titrate the acid…

A:

Q: Silver nitrate reacts with Al to form aluminum nitrate and silver. The balanced chemical reaction…

A: A limiting reactant is the one which is completely used up in the reaction and which determines the…

Q: Give the mechanism of preparation of benzyloxyacetyl chloride

A:

Q: have discussed in lecture, but only the carbons from the starting material can be used for carbons…

A: Here we have to synthesize the following given target compounds from the given starting material in…

Q: Which of the following compounds is more soluble in acidic solution than in pure neutral water?…

A: Here we have to find the most basic compound.  Because most basic compound will get dissolved in the…

Q: Which of the following species is amphoteric? O CO3²- HCO3- HF None of the above are amphoteric.

A:

Q: The values of delta Horxn and delta Sorxn for the reaction  2 NO(g) + O2(g) --> 2NO2(g)    are…

A: Given, 2 NO(g) + O2(g) --> 2NO2(g)   Horxn =  -12kJ = -12000 J  Sorxn = -146J/K         T = 298K…

Q: Hi, I see that these are the values for liquid water. Would it be different for water vapour, or…

A:

Q: B. Draw the structure of the missing reactant, reaction intermediate, or organic product/s. Use…

A: The answer to the following question is-

Q: 5. (1) (ii) Ibuprofen (206.3 g/mol) absorbs at 255 nm and shows a molar absorptivity of 3010…

A:

Q: What is the pH of a 0.232 M solution of ammonia, a weak base with a K of 1.7 x 10-5?

A: Since you have asked multiple questions, we will solve the first question for you. If you want any…

Q: How to draw the potential energy diagram for this reaction? C₃H₈O (l)  → C3H6 (g) + H2O (l)…

A: Potential energy diagram of a reaction is the energy profile diagram plotted between the energy on…

Q: A diprotic acid (H₂A) has Kal = 4.28 x 10-7 and K₁2 = 5.45 x 10-¹1. What is the pH of a 0.431 M H₂A…

A: Firstly we find the concentration of H+ ion. Then we find the pH. Shown in step 2.

Q: When setting up a column, what is the reason for adding a layer of sand on top of the adsorbent…

A: Column chromatography is a technique that separates substances based on differential adsorption of…

Q: The collision theory is used to predict the rate of chemical reactions. It assumes that for a…

A:

Q: The reaction coordinate diagram above has an activated complex (AC) with a potential energy (PE) of…

A: Given: potential energy of activated complex without any catalyst = 705 KJ. And the potential energy…

Q: If 1.50 L of a gas is at standard temperature and pressure is compressed to 556 mL, what is the new…

A: Given data  1.50 L of a gas is at standard temperature and pressure is compressed to 556 mL.…

Q: When 1.0105 g of an unknown was added, the freezing point of the solution was determined to be 41.8…

A:

Q: The rate of the given reaction is 0.180 M/s. Δ[Α] ΔΙ What is the relative rate of change of each…

A:

Q: 0 NCOSH OH H ZI "N

A: As per bartleby expert guidelines, an expert is allowed to answer first threw sub parts of a…

Q: Give the stoichiometric coefficient for oxygen when the following equation is balanced using the…

A: C3H8O (l) + O2 (g) ------> CO2 (g) + H2O (l)

Q: Draw the product of the following reaction sequence. 1. HBr 2. NaOMe ?

A:

Q: One or more of the monomers below are needed to make the polymer Choose which one(s). D NH2(CH2)6NH,…

A:

Q: State the electronic configuration in terms of the wave-mechanical model for: Oxide ion (O2-),…

A: While writing the electronic configuration of an atom or ion, the electrons are filled in increasing…