A chemist makes 830, mL of calcium sulfate (CaSO,) working solution by adding distilled water to 40.0 ml. of a 3.35 water. Calculate the concentration of the chemist's working solution. Round your answer to 3 significant digits. mmol L stock solution of calcium sulfate in

Q: 18. The solid XY decomposes into gaseous X and Y: XY) X+Y K, -4.1 (at 0 °C) If the reaction is…

A: The ideal gas equation gives the relation between pressure, volume, temperature, and the number of…

Q: Draw 2-methylheptane in a structural condensed format.

A:

Q: Identify the color (blue, green, yellow, or orange) for the following Co³+ complexes: [Co(CN)6]³-…

A:

Q: Give the IUPAC name for this molecule. O CH3 T CH3CH₂CHCH₂CH₂CH IUPAC name:

A: To name any organic hydrocarbon, we need to count the total number of carbon atoms in longest…

Q: At 27 °C, K₂= 1.5 x 1018 for the reaction 3NO(g) N₂O(g) + NO₂(g) If 0.030 mol of NO were placed in a…

A:

Q: The following represents the effect of time on the concentration during a reaction. The upper line…

A: Answer: Chemical equilibrium is a dynamic equilibrium and given question is based on the properties…

Q: Part C Americium-241 is used in some smoke detectors. It is an alpha emitter with a half-life of 432…

A:

Q: Q42 What is the resulting product when the molecule below in the red box reacts with excess HI?…

A:

Q: Hh.119. Find the pH of a solution that is 9.0×10−2 M in H2CO3 express answer to two decimal places

A: Given Concentration of H2CO3 = 9.0 x 10-2 M

Q: Which of the species that are shown below would behave as a nucleophile with ease? There may be more…

A: Nucleophile is electron rich species which attacks on electron deficient centre,  and more the…

Q: 3) It takes 29.61 mL of 0.246 M sodium hydroxide solution to titrate 10.00 mL of sulfuric acid…

A:

Q: How many molecules of CO₂ are in a 300.0 mL container at 780 mm Hg and 135°C? O 5.50 x 1021…

A: Given Pressure = 780 mmHg Temperature = 135°C Volume = 300 ml

Q: The scatter plot below shows the density of ethylene glycol solutions vs. the mass % of those…

A: Use the trendline equation to find out the mass percent of ethylene glycol in a solution for a given…

Q: Provide the correct IUPAC name for the compound shown here. 11 3- 2- 6- 4- 7- 5- iso tert- sec- di…

A: For the systematic name or IUPAC name of organic compounds there are some rules as follows; Choose…

Q: Propose an efficient synthesis for the following transformation: 4 OH The transformation above can…

A:

Q: Describe the role of chemistry in addressing the issue of thermal runaway in electronic devices, and…

A: Thermal runaway is a phenomenon that occurs when an increase in temperature causes a positive…

Q: The mass of a substance is 20.00g and its density is 4.05g/cc. what is the volume?

A:

Q: 4. The amine reactant can be dissolved in water. Like ammonia, amines can interact with water…

A:

Q: How many stereoisomers are possible for 2,4-octadiene? A) 2 B) 4 C) 6 D) 8 E) No stereoisomers exist

A: Since, Isomer are those whose molecular formula same but structural formula is different. Thus,

Q: Curium – 245 is an alpha emitter. Write the equation for the nuclear reaction and identify the…

A: Given that, Curium – 245 is an alpha emitter. We have to write the equation for the nuclear reaction…

Q: At 27 °C, K₂ = 1.5 x 1018 for the reaction 3NO(g) N₂O(g) + NO₂(g) If 0.030 mol of NO were placed in…

A: Please find your solution below : Chemical equilibrium is a state of a reversible chemical reaction…

Q: Aqueous hydrochloric acid (HC1) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium…

A:

Q: Draw the major product of this reaction. Ignore inorganic byproducts. H3O+

A:

Q: In the above reaction, hydrogen is oxidized and oxygen is reduced. A True B False

A: In the above reaction, hydrogen is

Q: SUBJECT : GENERAL CHEMISTRY TOPIC : THERMAL RUNAWAY  1. Imagine a scenario where a thermal runaway…

A: Since you have posted multiple question, we can solve only first question for you. If you want other…

Q: 7. Draw the working electrode - solution interfacial region for an electrochemical cell under…

A: The electric double layer is an interface formed at the boundary between an electrode surface and an…

Q: 1. Compare and contrast the thermal runaway process in lithium-ion batteries versus other types of…

A: These answers discuss the thermal runaway process in lithium-ion batteries, including how it…

Q: 6. A 100 mL sample of 0.13 M trimethylamine, (CH3)3N, aqueous solution is titrated with 0.31 M HCI…

A: (CH3)3N :  Molarity = 0.13 M Volume = 100 mL => moles = 0.13 * 100 = 13 mmol Kb= 6.4 * 10-5…

Q: A solution is made by mixing 500.0 mL of 0.04419 M Na₂ HASO4 with 500.0 mL of 0.03835 M NaOH.…

A: The balanced chemical equation for the reaction between Na2HAsO4 and NaOH is: Na2HAsO4 + 2NaOH →…

Q: Polymers may be composed of thousands of monomers. Draw two repeat units of the polymer (dimer)…

A:

Q: Q1: A 250 mL solution of hand sanitizer contains 150 mL of propan-2-ol. What is the percentage…

A: Given,  1. Volume of hand sanitizer solution = 250 mL Volume of propan-2-ol in the solution = 150 mL…

Q: 1) C6H6CO₂ III) C6H6CO₂H OH 1) C6H5CO₂H IV) C₂H5O₂

A:

Q: Consider the reaction below. он H₂SO4 H₂O, heat ? Determine the mechanism that occurs in generating…

A:

Q: whats the correct synthesis from one to two m Br [1] O 1. KOtBu/HOtBu; 2. a.Hg(OAc)2/H2O b.NaBH4 O…

A:

Q: At a certain termperature, Kc = 0.914 for the reaction NO₂(g) + NO(g) = N₂O(g) + O₂(g) A mixture was…

A: Since,Equilibrium constant or Kc is the ratio of the equilibrium concentrations of product over…

Q: Nitrogen Pentoxide Decomposition Consider the decomposition of nitrogen pentoxide into nitrogen…

A:

Q: 70 oins210, V1622505(1 pero til bogeno 3) In a recently-published synthesis of yohimbine (used in…

A:

Q: Propose an effective 3-step synthesis for the following transformation, ? A. xs HBr E. Na/NH3 1. H₂,…

A: Alkynes undergoes electrophilic addition reaction because of presence of pi- bonds. In terminal…

Q: A certain liquid X has a normal boiling point of 144.40 °C and a boiling point elevation constant…

A: Answer: When a non-volatile solute is added in a solvent it causes an elevation in its boiling point…

Q: -10 A chemistry graduate student is given 300. mL of a 1.30M hydrocyanic acid (HCN) solution.…

A:

Q: Draw the molecule on the canvas by choosing buttons from the Tools (for bonds), Atoms, and Advanced…

A: Chemical structure refers to the arrangement of atoms, bonds, and functional groups in a molecule.…

Q: how does one go about on calculating those numbers ?

A: Atomic radius is defined as distance from  nucleus to outer most electron .

Q: The molarity (M) of an aqueous solution containing 0.065 mol of sucrose in 85 mL of solution is 4 A)…

A: Molarity is defined as moles of solute present in 1 L of solution. it is a method of expressing…

Q: 5.99. What pressure is exerted by a gas mixture containing 2.00 g of H₂ and 7.00 g of N₂ at 273°C in…

A: Given Mass of hydrogen = 2 g Mass of Nitrogen = 7 g Volume of container = 10 L Temperature = 273°C =…

Q: 0.99 M CH3COONa 1.02 M CH₂COOH Note: Reference the pK of acids at 25 °C table for additional…

A: Weak acid CH3COOH forms acidic buffer solution in reaction with strong base like NaOH. The pH of…

Q: The following represents the effect of time on the concentration during a reaction. The upper line…

A: The state of the reaction when the rate of forward reaction equals the rate of the backward…

Q: Note: Strictly follow the instructions for this question Example: OH CE CH3 H₂C (S)-2-butanol You…

A: To assign the absolute configuration, we need to first choose the carbon(s) with four different…

Q: (H 15.2) Convert the following potentials. The Ag | AgCl and calomel reference electrodes are…

A: “Since you have posted a question with multiple sub parts, we will provide the solution only to…

Q: SQ 3-The balanced chemical equation for the reaction of sodium bicarbonate and citric acid is below.…

A:

Q: 21⁰Pb decays by emitting a B- particle. What nuclide is produced?

A: