Derive the formula for internal energy as a function of entropy and volume, given that: au` = T as (OV) V S = -P

Q: 1. Calculate the molar mass of each compound. a. NaNO2 (sodium nitrite), a preservative in hot dogs,…

A: Since you have asked multiparts, we will solve the first three subparts for you. If you want any…

Q: What is the advantage of methyl diantilis over isoeugenol in perfume formulations?

A: Iso-eugenol is a common ingredient in perfumery. It is prized for its floral and floral-spicy…

Q: Question 2 A 100.0 g sample of solid ammonia is heated from -77.65 °C to -40 °C. How much heat (in…

A:

Q: Write balanced net ionic equations for the following reactions. Supply H+ and/or H2O as needed to…

A: The unbalanced chemical reaction given are  Cr (s) + Ag+→ Cr3+ + Ag (s) UO22+ + Zn (s) → U4+ + Zn2+

Q: Determine the mass, in grams, of 0.245 moles of Pb (1 mol of Pb has a mass of 207.2 g).

A:

Q: 14,75 Draw expected isotope pattern that would be observed in the mass spectrum of CH₂ BrCl; in…

A: CH2BrCl contains 2 Halogen atoms i.e Br and Cl.   Relative Natural abundance : 35Cl = 100 %   and…

Q: You have plenty of salts that are in front of you and you are trying to figure out which salts are…

A: Strong electrolytes are extremely water soluble. Salts of group I elements are also highly soluble.…

Q: 2. As you're enjoying your Friday evening, you get a frantic phone call from one of your friends who…

A: Volume of 43% ethyl alcohol taken = 100 mL  => Volume of pure ethyl alcohol taken = 100 mL *…

Q: In a typical person, the level of blood glucose (also known as blood sugar) is about 85…

A:

Q: 2.How would an ester differ from a carboxylic acid or alcohol in terms of its structure? In terms of…

A:

Q: 3.2(a) Calculate the molar entropy of a constant-volume sample of neon at 500 K given that it is…

A:

Q: 3. What is the flux density of: a. chloride in a river whose average velocity is 10 cm/sec and whose…

A: Given  Average Velocity = 10 cm/sec = 0.1 m/sec Concentration of chloride = 220 mmol/litre

Q: Convert 25mg/L as CaCO3 of CO3 2- to mg/L as Co3 2-

A: mg = 0.001 g mole = massmolar mass 1 mole CaCO3 contains 1 mole CO32- thus 1 equivalent CaCO3 = 1…

Q: (a) 1.23 M sugar (C₁₂H₂O) solution (density of solution - 1.12 g/mL) 1.09 201 (b) 0.849 M NaOH…

A: The molality of a solution is determine by the ratio between the number of moles of compound to the…

Q: Draw lewis structure of TeOCI4 IS2C15^2-

A: we have to draw the Lewis structure of the given two compounds

Q: 8. Escoje entre las siguientes la especie más estable. Explica tu selección. 10 H-C-C H C=C H H C=C…

A: The above question is based on carbocation stability. Allylic carbocations have a double bond next…

Q: Let’s see if we can derive an alternative expression for the compression factor for the van der…

A:

Q: For this discussion choose an element and share a story about it; maybe how it got its name, or how…

A: Elements are named after a mythological concept, a mineral, a place or country, a property or a…

Q: Imagine that you work for Hennessy and need to separate the ethanol in cognac from the other main…

A: •Given:- Coganc=> Ethanol + water Mixture. •Here we have to seprate ethanol from water by heating…

Q: Muriatic acid is the commercial name for hydrochloric acid that can be purchased from hardware…

A:

Q: What is the correct number of decimal places to use when recording the volume of solution delivered…

A: Decimal number have a whole number and fractional part which are separated by a decimal point.  such…

Q: A 1.52 g sample of CO₂ is contained in a 538 mL flask at 24.1 °C. What is the pressure of the gas?…

A:

Q: Use the References to access important values if needed for this question. Henry's law may be…

A: Note- Since the given question is a multiple question, hence I solved first question according to…

Q: Write the empirical formula for at least four ionic compounds that could be formed from the…

A:

Q: What is Chemical change

A: Given to write about chemical change

Q: Consider a 0.80 MAI(NO3)3 solution. What would be the concentration of aluminum and nitrate ions in…

A:

Q: alculate the freezing point of a solution of 1.82 g of NaCl in 152.2 g of water.  Kf for water is…

A:

Q: number 2 pls

A:

Q: What is Chemical change

A: There are two types of changes. 1) Physical change 2) Chemical change In physical change no new…

Q: Balance this rdox reaction then answer the ff. question:  NO + O2 > NO2  What is the change in…

A: Balanced redox reaction is  2NO + O2 -->2NO2

Q: This is the chemical formula for talc (the main ingredient in talcum powder): Mg, (Si₂O), (OH)₂ An…

A: In the chemical formula, the subscript written next to the atom represents the number of that atom…

Q: E 3) Determine the relationship between pairs of chemicals A-D (Same, Resonance, Structural/…

A: Resonance structures are also isomers but the speciality of resonance structures is that they…

Q: 5) Ideal and real (van der Waals) gas. The sample of xenon gas with mass of 131 g is placed in a…

A:

Q: Perform the following calculation: g cm³ cm³ What is the answer to the calculation above with the…

A: A question based on tools in analytical chemistry that is to be accomplished.

Q: What is the periodic table arrangement based on, the number of protons, electrons, or neutrons?

A: It can be explained as:

Q: T 24-4. Describe the differences between "real" deviations from Beer's law and those due to…

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

Q: 5 2-Bromobutane, CH3CH₂CHBrCH3, can be prepared by three different methods. The relative molecular…

A:

Q: Calculate the amount of heat needed to melt 47.4 g of solid hexane (CH₁4) and bring it to a…

A:

Q: The arrow in the structure points to a bond that is formed by   a. overlap between s and sp2…

A: we have to determine the orbitals involved in the overlapping for the bond shown by arrow

Q: The carbons in an alkane are all hybridised >>

A:

Q: How do the droplets of the substance that condense after cooling affect the measurement of the…

A: To Determine: The effect of the droplets of the substance that condense after cooling on the…

Q: The provided aqueous KMnO4 was a The provided aqueous NaNO2 + HCl was a Options Heterogeneous…

A: GIVEN:- a) Aqueous KMnO4 b) Aqueous NaNO2+ HCl •Here we have to tell that they are pure element,…

Q: Two beakers are placed in a small closed container at 25 °C. One contains 256 mL of a 0.273 M…

A:

Q: 2) Draw a three-dimensional repr the orbitals that are used to ma

A:

Q: Get a spoonful of water and another spoonful of oil. Pour the two liquids in a separate glasses…

A: Answer:  Flowing tendency of liquid product is depend on the type of intermolecular forces of…

Q: 1. Fill in the boxes with the structure of the conjugate base, conjugate acid, pk, values, and Ko of…

A:

Q: 3. How can you improve the signal-to-noise ratio?

A: 3) The signal-to-noise ratio (SNR) of a peak in NMR spectroscopy is the ratio of the average height…

Q: Trance 25 26 27 28 29 2 сс 35 · → 4000 3800 3600 3400 3200 3000 2800 2600 2400 2200 100 Compound B…

A:

Q: Use the phase diagram of Substance X below to find the melting point of X when the pressure above…

A: Melting is defined as the conversion of a substance in its solid state to its liquid state. The…

Q: Which substance is oxidized? Which substance is the reducing agent? What are the coefficients of…

A: