Which of the following correctly explains why car tires may appear more deflated in winter than in summer?

Q: What is the relationship of Gulose to galactose and idose?

A:

Q: Concentrated hydrochloric acid (HC) has a concentration of 12.0M. How many ms of concentrated HCl…

A:

Q: Part A From the following enthalpies of reaction: calculate AH for the reaction of ethylene with F₂:…

A:

Q: BrO3(aq) + H₂C₂O4(aq) Br(aq) + CO2(g) (acidic solution)

A: Redox reactions are those that involve simultaneous oxidation and reduction reactions. These can be…

Q: The equilibrium constant for the synthesis of ammonia is 6.8x105 at 298 K Calculate the equilibrium…

A: Initial temperature (T1) = 298 K Rate constant (K1) = 6.8 × 105 Final temperature (T2) = 450 K

Q: Seoyeon needs to determine the identity of an unknown salt. She dissolved the sample in the…

A: Based on the given information, we need to determine the unknown salt.

Q: NaHCO3 is the active ingredient in baking soda. How many grams of oxygen are in 0.42 g of NaHCO3?…

A: Given,  The mass of NaHCO3 = 0.42 g.  Molar  mass of NaHCO3 =  84.01 g/mol…

Q: The pH of a 0.75 mol/L propanoic acid solution is

A:

Q: What is the pH of a 0.012 M Ca(OH)2 solution? O 12.38 O 1.62 O 1.92 12.08

A:

Q: 14 L of a 0.50 M solution of CdCl2 was mixed with .13 L of a 1.0 M solution of LiCl. What is the…

A:

Q: . A sealed flask containing solutions that was previously heated was left in the room to cool down.…

A: Concentration refers to the amount of solute (mass or mol or volume) present per unit mass of…

Q: A certain reaction was observed at 25.00 C and a rate constant was determined from the experimental…

A: Given,  Assume, the rate constant at 25.00 °C is k,  When the rate constant increased by a factor of…

Q: Answer the questions by absolute reason

A:

Q: A3: For the reaction Ag2S (s) 2 Ag+ (aq) + S² (aq), K = 2.4×10, If [S²] = 0.0023M, what is eq [Ag*]?

A: Given, Ag2S (s)  ⇌ 2Ag+ (aq) + S2- (aq) Equilibrium constant (Keq) = 2.4 × 10-4 [S2-] = 0.0023 M…

Q: Rel. Intensity 3 80 60 40 20 0.0 0.0 20 -m 40 m/z lleu ON 60 DDI 1 80 100

A: The given compound is 2-Ethoxypropane. Molecular formula = C5H12O (CH3)2CHOC2H5

Q: The infrared spectrum of the compound with the mass spectrum shown below has strong absorbances at…

A: The answer is as follows:

Q: 1- Sodium carbonate with the molecular structure of Na2CO3 with formula weight of the sodium…

A: Given that -  Formula weight of sodium carbonate , Na2CO3 = 106 g/mol  Formula weight of sodium…

Q: A3: For the reaction Ag2S (s) 2 Ag+ (aq) + [Ag*]? S²- K (aq), = 2.4×10, If [S²] = 0.0023M, what is…

A: Detail mathematical calculation is shown below

Q: Rate data were collected for the following reaction at a particular temperature. (C2H5)2(NH)2 + 12 =…

A:

Q: Type the Molecular  equation and Complete ionic equation and  net ionic equation for the reaction…

A: The following reactant will undergo doble displacement reaction. If any of the product formed is in…

Q: A sample of barium chloride weighing 20.5g was dissolved in enough water to make a solution with a…

A: Given, Mass of barium chloride = 20.5 g  Concentration = 0.175 M                            = 0.175…

Q: Calculate the total pressure of a mixture of helium (He), neon (Ne) and argon (Ar) gases, where the…

A: Given,  Partial pressure of the gases, PHe = 1.36 atm PNe = 0.61 atm PAr = 0.34 atm  We have…

Q: Reagents A. Cu(SO4)2, NaHCO3, Na-citrate B. concentrated HCI, orcinol, FeCl 3 C. Alkyl chloride,…

A: Carboxylic acids- Compounds in which a carbonyl group and a hydroxyl group are attached to a carbon…

Q: Name the following amines, and identify each as primary, secondary, or tertiary:

A:

Q: 2 NO2 (g) « N₂O4 (g) + heat brown-red yellow In the above reaction, how would the reaction shift…

A: Nitrogen dioxide dimerizes into dinitrogen tetraoxide. The equation for the equilibrium reaction is…

Q: How GC-MS separates and identify organic compounds?

A: We have to write how GC-MS separates and identify organic compounds.

Q: 17. Which of the following monomers is most difficult to polymerize via ring opening polymerization?…

A: The internal strain of the ring is critical in ring opening polymerization.

Q: Calculate the volume, in mL, of 0.95 mol of Potassium Sulfate when it is in its gas form at STP. o…

A:

Q: For the given equilibrium reaction: A+2B C The equilibrium constant is 4.6 at 298 K. Considering the…

A: Given reaction is :  A + 2B <------------> C Equilibrium constant = Kc = 4.6  Temperature = T…

Q: Predict the major product(s) of the following reaction. A. m-chlorophenol OH B. o-chorophenol and…

A:

Q: 2. Given the following experimental data, calculate the molarity of the acid analyte (HA) in the…

A:

Q: A. σ*1s molecular orbital and strengthen the H—H bond. B. σ1s molecular orbital and strengthen the…

A:

Q: The equilibrium constant of the reaction 2002 - 200+02 is 1.08. If the concentrations of CO and 02…

A: ⁷

Q: 1- What term refers to the ability to distinguish two peaks from one another in a chromatogram? two…

A: Chromatography is a technique used to seperate components from a mixture. Here we have to answer…

Q: Q1) suggest a suitable mechanisms for the following organic reactions: A a) octan + Br₂ 3-bromo…

A:

Q: If the transport number of the cation of HNO3 is 0.6. Show what happens during the electrolysis of a…

A: Given as the transport number of the cation of HNO3 is 0.6 15 mEq of electricity was passed through…

Q: r 5 C Done 2.) On Table Q, take a look at the "Structural Formula" of all three classes of organic…

A: Saturated hydrocarbons are known as alkane and unsaturated hydrocarbons are classified as alkene and…

Q: write the balanced formula equation, total ionic equation, net ionic equation for the following…

A: Methane gas is burned in the presence of oxygen gas. To write the balanced formula equation, total…

Q: A piston compresses the air in the cylinder by doing 84J of work on the air. As a result, the air…

A: Given,  What is change in internal energy = ΔU = ?

Q: What is the rate expression of •CH4+Cl2 = CCl4+HCI •KClO3=KCl+O2?

A:

Q: Convert the following molecular model into a condensed structure and a skeletal structure.

A: For drawing these structures, one must understands that carbon has a valency of 4 and thus it form 4…

Q: A dilution is performed by taking 0.020 L of a 5.0M NaOH solution. The final volume is 2.0L, what is…

A: Here we are required to find the concentration of NaOH after dilution

Q: Bud N. Chemist must determine the density of a mineral sample. His five trials yield densities of…

A: Ans. Option (c) is incorrect. % relative standard deviation = standard deviationmean×100…

Q: Draw the orbital diagram for the following element. 31 15 P

A:

Q: The heat capacity of the acidic solution is less than that of pure water. Adores this affect the…

A:

Q: CH3 CH₂CHCH₂CH₂CH =O

A: Rule of IUPAC-   1) Longest chain as parent chain. 2) Numbering start from those side where more…

Q: Convert the following molecular model into a condensed structure and a skeletal structure.

A:

Q: Br i A B 1. has the lowest BP Answer: 2. has the highest BP Answer: 3. most likely to undergo SN2…

A:

Q: ↑

A:

Q: A closed one litre container at 298 K contains one mole of argon gas. a) What effect would each of…

A: Given, Temperature = 298 K Volume = 1L