Calculate [H3O*]equilibrium in a solution that is 0.10 M in NaF and 0.20 M in HF. Ka for HF = 7.2 x 10-4

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Q: At a certain temperature, the equilibrium constant, Ke, is 6.12 × 10-3 for the reaction Cl,(g) = 2Cl...

A: The given reaction is : Cl2(g)  ⇌  2Cl(g) Kc for the reaction = 6.12 x 10-3 Mass of Cl2 = 2.69 g Vol...

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Q: d. Al (CO3)3 - Al,0, + CO2 e. CH10 + 02 - CO, +H,0 f. Mg(ОН)2 + HBr - MgBr, + H,0

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Q: Suppose the pressure of 5 mol of nitrogen initially at 25 °C and 10 bar is suddenly dropped to 1 bar...

A: The solution is given below - 

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A: Given, The least soluble compound in water at 25 °C from the list is:

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Q: 241 95Am + He - b. 2Ra 226 He +

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Q: Ceramic O Polymer Composite O Metal

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Q: How many liters are present in 179.0 g of Krypton (Kr)? V- M. a. 1,536 Liters b. 0.9313 Liters С. 47...

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Q: COOH NO2 Br

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Q: 9. How many Liters are there in 1.50 x1025 molecules of CO2? V- M. G а. 24.9 Liters b. 1.11 Liters С...

A: Given, Number of molecules of CO2 = 1.50 × 1025 molecules Volume (in Liters) are there in 1.50 × 102...

Q: What is the pH after the addition of 1.0 mL of 0.10 M HCI to 20 mL of the solution above?

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Q: Determine the number and label the chiral centers in the molecule

A: Chiral carbon is asymmetric centre which is having four different groups surround the carbon atom.

Q: 1. Draw 2D chemical representations of atactic, syndiotactic, and isotactic polystyrene. 2. Calculat...

A: First  three question answered below:

Q: If 40.1 g of CH;OH (MM = 32.04 g/ mol) are added to a 500.0 mL volumetric flask, and water is added ...

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Q: 2. When temperature of a gas decreases under isometric conditions, pressure will [ Select ] This is ...

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Q: Calculate the pH of a solution that contains 0.00415 M HI and 0.400M benzoic acid. (Ka for benzoic a...

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Q: How many grams of sodium hydroxide are needed to make 735.67 mL of 17 M solution?

A: Given :-  molarity of NaOH solution = 17 M or 17 mol/L  volume of solution = 735.67 mL  To calculate...

Q: QUESTION 11 For the structure below, explain if the compound possesses chirality and if it can be ex...

A: Chiral carbon: The sp3 hybridized carbon atom that is attached to the four different types of atoms ...

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Q: Determine how many chiral centers are there?

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Q: 20. In mathematical operations involving antilogarithm (In your calculator, press shift log), the ru...

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Q: Give the condensed structure and IUPAC Name of the two

A: Given structures are : (a). (b). Give the condensed structures and IUPAC Names = ?  

Q: What is the total ionic equation for the following reaction Na2CO3 (aq) + FeCl2 (aq) ---> FeCO3 (s) ...

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Q: Calculate the mass percent composition of (NH4)2SO4 (Show work please)

A: The solution is as follows:  

Q: net ionic

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Q: How many grams of sodium chloride are required to make 2.34 L of 2.43 M sodium chloride solution?

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is def...

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

Q: Multiple Choice: 1. The name of the compound PCl5 is A. Phosphoric chloride        B. Phosphorous pe...

A: Question 1 : Structure of PCl5 :

Q: A 0.2121-g sample of an organic compound was burned in a stream of oxygen, and the CO2 produced was ...

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Q: T (K) k (year-1) 323 1.17 x 10-8 373 8.10 x 10-5 423 6.93 x 10-2 473 1.42 x 101 523 1.06 x 103 573 3...

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Q: How many grams of ascorbic acid must be dissolved in 2 liters of water to produce a 0.4 m solution? ...

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Q: Determine the missing value for the final pressure, given the other final conditions: Final Variable...

A: The option is as follows:  

Q: 13. Which of the following substances is most soluble in carbon tetrachloride, CCl4?              ...

A: CH3CH2CH2CH2CH3 is a non-polar solvent. Non-polar compounds are more soluble in nonpolar solvents. p...

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Q: Make a C–C disconnections on this ketoester and write out the structures of the starting materials.

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Q: A sample of ideal gas at room temperature occupies a volume of 15.0 L at a pressure of 752 torr. If ...

A: Given, Note: 760 torr = 1 atm Initially: Pressure of a gas (P1) = 752 torr = 0.989 atm Volume of a g...

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A: Given: The heat released = 3.18 × 106 kJ Standard data:  The heat of combustion of solid carbon =...

Q: 4. Propose a structure(s) for the product(s) of the following reactions. O2N. HO NaH H2SO4, HNO3 H2S...

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

Q: 6. In the previous section, we saw a molecule with trigonal planar molecular geometry. In this secti...

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Q: Propose a molecular formula for the given mass spectrum [ M] = 230 (100%), 232 (97%) m/z, and then, ...

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Q: - molar heat of combustioN

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Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.