What tool is used to measure the amount of titrant added in a titration?

Q: 4. Which of the following statements are trme of chemical reactions? a. The number and types of…

A: Which of the following statements are true of chemical reactions?

Q: Show Attempt History Current Attempt in Progress * Your answer is incorrect. The value of Kp for the…

A: Given:                                    Kb = 5.6 x 10-10

Q: Which of the following will be diamagnetic? O Ni²+ O Co3+ OMN²+ Sc3+

A: Given :-   Ni2+  Co3+  Mn2+  Sc3+  To identify :- diamagnetic ion

Q: What mass of silver nitrate is dissolved in 45.0 mL of a 1.400 M aqueous solution of silver nitrate?…

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Q: The hydrogen ion concentration in a solution is measured to be 7.84X10-SM. Calculate the following:…

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Q: Give a clear handwritten answer with explanation..give the detailed answer..and complete the…

A: Enoyl-CoA hydratase (ECH) enzyme is responsible for the catalysis of the second step in the…

Q: What is [H3O+] and the pH of a solution of H2CO3 with [H2CO3]Total = 4.5 x 10-4 M? (Use the pKa…

A: 4.) To calculate [H3O+] , we would write dissociation equation of H2CO3 and use pKa of first…

Q: Balance the equation for a half-reaction that occurs in acidic solution. Use e- as the symbol for an…

A: Add water molecule where oxygen deficient  Add H+ where hydrogen deficient  Balance the charge

Q: 2. What would be the limiting reactant of sodium reacted with 10 mol of chlorine to form 10 mol of…

A: Sodium reacts with chlorine to form sodium chloride. The equation for the balanced chemical reaction…

Q: In the electrolysis of CUSO4(aq) Both the Cu2+ and H2O will be near the (-) electrode. Which…

A: Redox reaction are those in which both oxidation and reduction reaction occurs simultaneously.

Q: The burning of hydrogen with oxygen (REDOX/combustion reaction) is written as: 2 H2 + O2 → 2 H2O.…

A: Two mole of H2 produces two mole of water molecules

Q: The percent yield of this reaction is

A: Given reaction is           2 Al      +     3 F2    -->    2 AlF3          2 x 27 g.…

Q: Question 2 The complex (Cu(NH,,"absorbs hight with a wareleng th af 342 nm.What is the value of A in…

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Q: Researchers wished to mimic the conditions of the medial Golgi (pH = 6.3). Which of the buffers…

A: To make a buffer solution of given pH , the buffer is chosen such that the pH lies in buffer range .…

Q: fill in the blank  If the delta G of a reaction is negative then the Keq for that reaction must be…

A: Given,  If the delta G of a reaction is negative then the Keq for that reaction must be (…

Q: 13 A baby grows in its mothers womb. energy is released and entropy increases energy is absorbed and…

A: Answer is given below

Q: The average rate of disappearance of ozone in the following reaction is found to be 7.01 × 10–3…

A: Given rate of disappearance of ozone is 7.01 × 10–3 atm/s.

Q: Two gases X and Y are found in the atmosphere in only trace amounts because they decompose quickly.…

A: Yes, The gases are being decomposed, so their partial pressure is decreasing. The partial pressure…

Q: What is the molality of a solution made by dissolving 23.9 grams of LiI in 260 grams of water?…

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Q: Name this compound in the space provided. [Co(en)2(H2O)(CI)]3[Ni(CN)4]2

A: The following nomenclature must be followed :  1. Name the first coordination sphere, then second.…

Q: Which statement describes the action of a buffer composed of acetic acid (CH3COOH) and sodium…

A: Hi! Thank you for the question As per the honor code, We’ll answer the first question since the…

Q: Consider an electrochemical cell with a zinc electrode immersed in 1.0 M Zn 2+ and a silver…

A: Given data:  Zn2+ + 2e-  ------> Zn E°cell= -0.76V  Ag+  + e- -------> Ag    E°cell = 0.8V…

Q: Br Br

A: Hello dear, Welcome on bartleby;   According to IUPAC nomenclature the correct names are as ? For…

Q: 1. Give the structure of the following esters: a. Pentyl acetate b. Ethyl cinnamate c. Amyl…

A: Ester can be represented by the formula RCOOR′ and ester formed by the reaction between acid and an…

Q: Identify the 4 quantum numbers that can represent the last electron added to a Sr atom (use the…

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Q: a) Draw the most stable chair conformation of: cis 1,3-dichlorocyclohexane

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Q: A tank with 43.2 kg of water is leaking at a rate of 0.0135 kg/s How many hours will it take until…

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Q: The literature Ksp value for Mg(OH)2 is 1.8×10-11. (a) Calculate the theoretical [OH¯] in a…

A: a.) First we would write dissociation equation of Mg(OH)2 and use Ksp value to calculate…

Q: What is the name and molecular formula of the structure?   Select one

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Q: Water and oil do not mix because Both water and oil are nonpolar O Both water and oil are nonpolar…

A: The answer is as follows:

Q: Calculate freezing temperature Tf and the boiling temperature Tb for a solution formed by mixing…

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Q: iv) At STP, one mole of an ideal gas occupies... a) 10.22 L b) 20.24 L c) 30.22 L d) none of these

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Q: stion 16 atient is given a 0.05 mg dose of " p 6hours, How long will it be until only 6.3 x10 mg the…

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Q: Calculate the number of milliliters of 0.754 M KOH required to precipitate all of the Zn2+ ions in…

A: calculate number of moles of Zn(NO3)2 1 mole of Zn(NO3)2 react with 2moles of KOH to form 1 mole…

Q: The smell of a burning match is due to the formation of sulfur oxides. We can represent the relevant…

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Q: How do you prepare pent-2-ol from ethyne? This is alkenes and alkynes preparation

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Q: In this reaction, how many grams of PO10 are produced from the reaction of 60.0 L of O2 along with…

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Q: A valence electron is Select ane Othe electron that is in the highest energy level of the atom O any…

A: 1. Electron are negatively charged . 2. Valency electron alwayes takepart in chemical reactions.

Q: The hydrophobic effect is entropic because: O A) it is an attraction between hydrophobic groups…

A: Hydrophobic interaction is the force of interaction between water and water repulsive molecules.

Q: A sealed 2.5 L flask is charged with 0.500 mol of I2 and 0.500 mol of Br2 to produce IBr, all…

A: A 2.5 L of flask is charged with 0.500 mol of I2 and 0.500 mol of Br2 to produce IBr . At…

Q: Which of the following chemicals would be the best buffer for a pH 9.00 solution: NH3 (Kb =…

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Q: An organic chemist reacted 10g CH4 with an excess of Cl2 and obtained 10g CH3CI. a. What should have…

A: Solution -

Q: You have 75.0 mL of 0.17 M HA. After adding 30.0 mL of 0.10 M NaOH, the pH is 5.50. What is the Ka…

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Q: What is the molar solubility of calcium fluoride in water? The Ksp is 3.9 x 10-11 at 25 °C. O 2.1 x…

A: Answer:-   (A) 2.1×10-4                    Given Ksp of CaF2 is 3.9×10-11  We can determined molar…

Q: 9. Which of the following would show the most similar chemical behavior to 1-butanol, which is shown…

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Q: 2H2(g)+O2(g)-> 2H2O(I) How many L of H2 is needed to create 525.0g of H2O at 320.0 K and 555 torr?

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Q: Which of the following statements is incorrect? O In metallic indicator electrodes, the potential…

A: A multiple choice question based on electrochemistry that is to be accomplished.

Q: If 25.0 mL of 0.1000 M HCl is titrated with NaOH with an initial volume of 3.02 mL and final volume…

A: Given: Volume of HCl = 25.0 mL Concentration of HCl =  0.1000 M Initial volume of NaOH =3.02 mL…

Q: What concentration of NaF do you need to add to a 0.15M HF solution to get a buffer solution pH of…

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Q: What is the molecular formula of the structure?

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