Which of the following is true about solubility? none of these The solubility of most gas solutes decreases as the temperature of the solution decreases. The solubility of most gas solutes increases as the pressure increases. The solubility of most solid solutes increases as the temperature of the solution decreases.

Q: Assume 25oC in all equilibria calculations. Express your answers in four decimal places.  Do not…

A: Common-ion effect : It is defined as the decrease in solubility of an sparingly soluble salt by the…

Q: Identify all of the physical properties that define the state of a gas. There are multiple answers…

A: The physical properties that define the state of a system are known as variables of state. By…

Q: If the standard molar volume is 22.4 L at STP, how many moles of N₂O5 gas are needed to form 49.1…

A: Given : at stp , molar volume = 22.4 L       And NO2 produced = 49.1 L

Q: Americium-241 is the most common isotope of americium. It is commonly found in ionization type smoke…

A:

Q: میں Br when the given compound is treated with a base.

A: In the given compound we are being asked to form the E2 product. E2 Reaction generally occur with…

Q: pH = 12.67; [H:0*] =? pH = 7.75; [OH-] =? [OH-] = 0.003 M, pH=?

A: Since you have posted a question with multiple subparts, we can solve only first three subparts for…

Q: Macmillan Learning G Use the table of bond dissociation energies to calculate and compare the…

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

Q: Given the reaction: N2(g) + 3 H2(g) 2 NH3(g) If the system is at equilibrium, what will happen is…

A: In the given questions, we have to find the change in equilibrium direction on given changes.

Q: Calculate the number of grams of aluminum produced in one hour by the electrolysis of molten…

A:

Q: Hi! I keepy getting an answer that is incorrect. Can you help me understand what i am doing wrong??…

A:

Q: Carbon 11 is a radioactive element with a half-life of 20.3 minutes.  A sample initially contains…

A:

Q: 1) NBS 2) NaOEt/EtOH 3) BH3 4) H₂O2/NaOH/H₂O 5) NaH 6) CH3CH₂OTs *In the problem above, Step 1…

A:

Q: :Calculate AG (in kJ) for the following reaction at 1 atm and 25 °C C₂H6 (g) + O2(g) → CO₂ (g) + H₂O…

A: Use gibbs formula to solve

Q: Consider the equilibrium reaction involved in the Haber Process: N2(g)     +     3H2(g)     ⇌…

A: Consider the equilibrium reaction involved in the Haber Process: N2(g) + 3H2(g) ⇌ 2NH3(g) + heat

Q: A galvanic cell can be prepared from copper and tin. Which pair of substances will be the electron…

A: Given : reduction half cell reaction

Q: Calculate the kinetic energy of a 8.9 x 10¹ kg comet moving at a speed of 44.0 Round your answer to…

A:

Q: Identify the reaction mechanism

A:

Q: Chem 100-110 Practice Final Exam 20. 34.62 mL of 0.1510 M NaOH was needed to neutralize 50.0 mL of…

A: 20) Given data is The volume of NaOH solution= 34.62 mL Molarity of NaOH solution= 0.1510 M Volume…

Q: What common acid will react with silicon dioxide? O hydrofluoric acid O hydrochloric acid sulfuric…

A: Chemical formula of hydrofluoric acid is HF. Chemical formula of hydrochloric acid is HCl. Chemical…

Q: Consider the reaction below and the proposed mechanism. X₂ + Y + Z→ XY + XZ Step I) X₂ + Y→XY + X…

A: The relation between the concentration of the reactants and the rate of reaction is expressed by the…

Q: describe/ analyze the IR spectra pattern of methyl salicylate

A: The concept used in this question is taken from IR spectroscopy of organic chemistry.  IR…

Q: For hospital patients suffering from dehydration, it may be necessary to provide them with…

A: A numerical problem based on quantitative analysis. A stock solution and the target working solution…

Q: 2. For each of the following, give the organic product/s of treatment with H₂SO4 and heat. Ignore…

A: We have to give the products of the given reactions. Also, we have to circle the major product, if…

Q: A sample of gas occupies 659.6 mL, at 8.78 atm, and 154.7°C. How many moles are in the sample of…

A:

Q: 12.6 Results from a soil-vapor study showed a soil-vapor concentration for vinyl chloride of 1500…

A:

Q: 8. Calculating Go and G given Kp and partial pressure data. The equilibrium constant (Kp) for the…

A:

Q: An arctic weather balloon is filled with 8.78 L of helium gas inside a prep shed. The temperature…

A:

Q: What are method blanks and method detection limit used in analytical chemistry? Explain thoroughly

A: Analytical chemistry deals with the determination of the composition and structure of matter. It…

Q: Find the pH of a buffer that consists of 0.120 M boric acid (H3BO3) and 0.820 M sodium borate…

A:

Q: Create an og (1) highschool-level and (1)  college-level chemistry joke. (do not copy from internet)…

A: Jokes

Q: An ideal gas is is put in a rigid container at 1.58 atm and 23.4°C. If the temperature is raised to…

A:

Q: For the weak base piperidine, C5H₁0NH, K = 1.30 × 10³. What is the equilibrium concentration of all…

A:

Q: Write a balanced molecular equation between the reactions of Buffer and NaOH

A: Reaction of Acidic buffer with NaOH: Here, let us take an example of acetate buffer which is a…

Q: 3. 2 PBr3(1)→2 P(s) + 3 Br₂(1) AH = +278 kJ a. If 1200 kJ of heat was absorbed by the rxn, how many…

A:

Q: Using chemical equations, show how the triprotic acid H3PO4 ionizes in water. Phases are optional.…

A: A triprotic acid is a acid that contains three dissociable proton

Q: y -6 B -6 CH3 ...... Br 1-bromopentane KOC(CH₂) (CH₂) COH 2-bromopentane KOC(CH₂) (CH₂),COH…

A: Organic Reactions  7) Elimination reaction  8) Elimination reaction  9) Substitution Reaction  As…

Q: What mass of solution contains each of the following amounts of dissolved solute? 10.5 gg of acetic…

A:

Q: whats the overall Kp expression here?

A: Pressure Equilibrium constant , Kp is the product of the partial pressure of the products, each…

Q: What are the basic differences between absorption & adsorption, and sorption?

A: Surface chemistry is the study of the chemical phenomena that occur at the interface of two surfaces…

Q: 4) 5) 6) CH3-CH-COOH NH₂ HO Н HO- Н H Н -ОН -Н -OH -ОН CH2OH [H] [H] LiAIH4 -CH2-CH-СООН NH₂ Ca(OH)…

A: LiAlH4 is an strong reducing agent . Thus it will reduce completely as it is a very good source of…

Q: Calculate the mass percent of a solution that is prepared by adding 34.5 gg of NaOHNaOH to 225 gg of…

A:

Q: Standard solutions of sodium carbonate, Na2CO3(aq), are required for certain types of chemical…

A: Given, The mass of the sodium carbonate Na2CO3 = 8.50 g The volume of the solution = 500 ml = 0.5 L…

Q: Express your answers in four decimal places.  Do not use rounded-off values in subsequent…

A: Given, Ka = 4.0 × 10-4 [HNO2] = 0.2103 M

Q: What number of nitrogen atoms are present in each of the following compounds? a) 2.0 g NH3  b) 2.0…

A: 1 mole of a molecule contains 6.023 x 1023 atoms. Step-1: Convert the given mass of the molecule…

Q: Question 4 In a lead-acid battery, the following reaction takes place: Pb(s) + PbO2 (s) + 2H₂SO4…

A: Answer(a) 2.0501V

Q: T 4. Write the formula for each of the following ions or compounds. These are coordination…

A:

Q: Using the table of standard formation enthalpies that you'll find under the ALEKS Data tab,…

A: The ∆Hrxn can be calculated by using the standard enthalpy formation for the species by the…

Q: How does the percent count of red balls total decrease

A: Percent count of Red balls As per question, Red balls are solvent molecules and green balls are…

Q: Na+(aq)+OH−(aq)+H+(aq)+Cl−(aq)→ Write the net ionic equation for the reaction. Express your answer…

A:

Q: 2. Titration: A 25.0 mL sample of 0.100 M acetic acid is titrated with 0.125 M NaOH at 25°C. What is…

A: