changes Problem 4 Exit Fullscreen The molar enthalpy of combustion for methane (CH4) is -2242.0 J/mol. 0.500 g of methane is used to heat 45.0 mL of water at 24.0°C. What is the final temperature of the water (assuming perfect heat transference)?

Q: Select all the carbon atoms that are in the root name of the multifunctional compound below. 2nd…

A: Rot name belongs to the parent chain of the molecule. A parent chain is the one with maximum number…

Q: Is it possible to distinguish the following two molecules on the basis of HR- mass spectrometry?…

A: Mass spectrometry helps us to find the structure of the unknown organic compounds on basis of the…

Q: What type of sti Hould you expect sodium chloride to have a high or a low melting poim? Explain your…

A: Interpretation: We have to tell what type of structure NaCl have.

Q: In each of the following acid-base reactions, identify the Bronsted acid and base on the left, and…

A: Bronsted acid and base on the left and their conjugate partners on the right are identified for the…

Q: SF, has a VSEPR notation of Do not worry about subscripts. Ex: AX,E, AX4E2 %3D

A: Sulfur belongs to VIA group, and has six electrons in its outermost shell. The electronic…

Q: XeF2 XeF ₄  C2H3F C2H2

A: The given table can be filled as follows:

Q: What would be the AXE notation for Pbl2? O AXE2 O AX2 O AX2E3 O AX2E2 O AX2E

A: Pb is central atom = A,  Halogen = I, Pb belongs to IV A group, Pb is having two single bonds and…

Q: What is the concentration of sodium ions in 0.285 M NażCO3? M

A:

Q: a) HI H2SO4 b) ОН H2 c) Pt/C

A: Following are the appropriate products with mechanism of a,b,c.

Q: A 164 ft x 82 ft (1968 in x 984 in) swimming pool of uniform depth is filled with 660,000 gallons of…

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

Q: a. F b. S c. Be d. Cs CI CI Mg Na Br Mg Ca P I Na Sr F largest atomic radius greatest electron…

A:

Q: Rank the following solids in the order of their increasing melting points FeCl, SiO,, C,H,OH, C,H,,…

A: We know that, melting point is defined as a specific temperature range in which a solid compound is…

Q: CN ΗΝΟ; H2SO4

A: This is an example of nitration reaction

Q: 1) NaNH2 2) CH31 H2, Pd/C/ HBr 1 eq H₂O, H₂SO4 HgSO4

A: -> NaNH2 is base which can abstract most acidic hydrogen from terminal Alkyne and form…

Q: It isn't always best to use the instrument with the highest precision. For example, instruments of…

A: Given: High precision instruments and low precision instruments and some situations ard given  To…

Q: H20, CrO3, H2SO4 HO. РСС

A: Alkynes undergo hydration reaction when reacted with HgSO4, H2SO4 , and water. This is an acid…

Q: 3) Each molecule below can be altered to form a molecule in the point group listed by removing (at…

A: Point group symmetry

Q: 27. Explain why in this reaction an increase in temperature does not cause a different product to…

A: Resonance  occurs at high Temperature  due to which the Resulting Product is same as given Product.

Q: Based on the spectrochemical series Cl< F< H₂O < NH3 < CN", which is the most likely d orbital…

A: The splitting of degenerate orbital in the presence of ligand is known as crystal field splitting.…

Q: H C H3C CH3 HBr DMSO ?

A: DMSO is dimethyl sulfoximideHBr will be added to DMSO in the given reaction and the formed molecule…

Q: Express your answer to two significant figures and include the appropriate units. HẢ Value Units m =

A: Answer :  Mass of silver= w (let) Molecular weight of silver (M)= 107.86g No. Of electron transfer…

Q: For each organic compound in the table below, name the highlighted alkyl group. O || CH₂ - CH₂ I I…

A: The name of a alkyl group depends on the number of carbon atoms in the alkyl group. For the alkyl…

Q: A buffer solution contains 0.10M benzoic acid (C6H5COOH, Ka= 6.3 x 105) and 0.10M potassium benzoate…

A: Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for…

Q: g 4. Explain the terms "latent heat of fusion" and "latent heat U of vaporization."

A: Fusion is defined as the process of conversion of solid into liquid state.  Vaporization is defined…

Q: A binary compound between an unknown element E and hy- drogen contains 91.27% E and 8.73% H by mass.…

A: using the molecular formula is E3H8 Given moles of E presents in compound is 3

Q: Q.C-Mg

A: Introduction: Polarity: Polarity arises between the bonded atoms in a molecule due to…

Q: Cl₂, H₂O

A: the given reaction is reaction of alkene with Cl2O

Q: Compare the reaction order for this reaction and determine the mechanism. The chemists obtained…

A: Consider the rate law for the reaction as; Rate = CN-α FeL4Cl2β                   From the given…

Q: 2A. What is the theoretical yield and limiting reagent for the reaction of isopropanol and acetic…

A: IntroductionReversible reactions can be driven towards the formation of products using various…

Q: The Solubility Product Constant for iron(II) carbonate is 3.5 x 10-¹¹. The molar solubility of…

A: Since the each question uploaded is different, we can solve only first two questions. If you want…

Q: Write the chemical reactions whose equilibrium constants are K, and K, for imidazole (C,H,N₂) and…

A: a.) Kb reaction is corresponding to reaction of a base to gain H+ .  b ) Ka reaction if of acid to…

Q: 6) Write an acceptable set of the first three quantum numbers for the following electron…

A: Principal quantum number, n is used to determine the energy of electron. Azimuthal quantum number, l…

Q: The formula for carbon monoxide is CO. a. How many molecules are in 7.67 grams of carbon monoxide?…

A:

Q: Rank the following from most acidic to least acidic Strongest acid HCI E CH3COOH CH3OH NH4* Fo NH3…

A: Acidic strength of a Substance can be determined by help of potenz of acid dissociation constant,…

Q: Are the Molecular Formulas of Molecule C and D the same or different? (Circle one) Do the Molecules…

A: Constitutional isomers are those isomers having same molecular formula but have different bonding…

Q: Answer the following questions by referring to the image of the galvanic cell below: salt bridge Ad…

A: “Since you have posted a question with multiple sub-parts, we will solve first three subparts for…

Q: Identify the predominant type of intermolecular force in each of the following compounds. Drag each…

A:

Q: + PdCl₂

A: A metal with vacant orbitals can readily accept electrons from a donor atom.The donor atom should…