What is the specific heat of a 75.01 g piece of an unknown metal that exhibits a 45.2 °C temperature change upon absorbing 1870 J of heat?

Q: How many grams of solid potassium hypochlorite should be added to 1.50 L of a 0.0598 M hypochlorous…

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Q: Why did Volta doubt results from Galvani's first round of animal electricity experiments? A. He…

A: In the late 18th century, Italian physician Luigi Galvani conducted experiments on frogs, in which…

Q: In the reaction below JOH OH HCI Ja+ CI + + H₂O Hydrogen chloride is the electrophile Water is the…

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Q: What are the reaction conditions to produce an acid from this reactant: OH

A: At basic condition the reactant will convert into acid

Q: Lead forms two compounds with chlorine, PbCl2 and PbCl4. The melting point of PbCl2 is 501oC, and…

A: Pbcl4 at room temperature decomposes into PbCl2 and Cl2 . pbCl2 is a white solid and PbCl4 is a…

Q: QUESTION 46 What are the major products formed in the following reaction? H-I O A. B. O C. OH OH OH…

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Q: common-ion effect: Mg(OH)2 is a sparingly soluble compound, in this case a base, with a solubility…

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Q: Ben ran through the experiment and found the best-fit line listed below for his standard calibration…

A: The molarity and volumes of reactants initially taken are: 5.00 mL of 0.002 M Fe(NO3)3 or Fe3+(aq)…

Q: What is the molar solubility (in mol/L) of calcite (CaCO3)? Ksp = 9.9 × 10-⁹. What is the solubility…

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Q: What is the pH of a solution of 0.400 M CH3NH₂ containing 0.220 M CH3NH3I? (Kb of CH3NH2 is 4.4 x…

A: [CH3NH2] = 0.400 M [CH3NH3I]=0.220 M Kb= 4.4 × 10-4 pH =?

Q: Identify which reactant is oxidized and which reactant is reduced: 2K(s) + Cl₂(g) →2 KCl (s) a) K is…

A: The type of reaction in which there is loss of electrons is known as oxidation. The type of reaction…

Q: Draw the structure of all the alkyl halides and nucleophiles/bases used in the above published…

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Q: Some chemical compounds are listed in the first column of the table below. Each compound is soluble…

A: The compounds which are formed by the complete transfer of electrons from one species to other are…

Q: A mixture of ideal gases consists of 3 Kg of Ammonia and 5 kg of carbon dioxide at a pressure of 300…

A: Mass of NH3 = 3 kg = 3000 g Mass of CO2 = 5 kg = 5000 g

Q: Complete the table below. Round each of your entries to 2 significant digits. You may assume the…

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Q: The magnesium and calcium ions present in seawater ([Mg2+]=0.030M and [Ca2+]=0.011M) can be…

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Q: A solution is prepared at 25 °C that is initially 0.13M in methylamine (CH3NH₂), a weak base with…

A: pH for buffer Solution can be calculated using Henderson Hasselbalch equation as follows:

Q: An analytical chemist is titrating 95.7 mL of a 0.6900M solution of benzoic acid (HC,H,CO₂) with a…

A: The question is based on the titrations.   we are titrating a weak acid Benzoic acid with a strong…

Q: A chemist dissolves 312. mg of pure hydrobromic acid in enough water to make up 230. mL of solution.…

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Q: List six quantum numbers which describe the state of an excited electron on the p sub shell in…

A: The quantum numbers that describe the state of an excited electron on the p subshell in potassium…

Q: Some chemical compounds are listed in the first column of the table below. Each compound is soluble…

A: The compounds which are formed by the complete transfer of electrons from one species to other are…

Q: A chemist dissolves 492. mg of pure barium hydroxide in enough water to make up 70. mL of solution.…

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Q: How many atoms or ions of each element are in 157.3 g of the following substances? (a) H₂ x 1025 H…

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Q: O CH3 11 -c-c-c-c- I CH 3

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Q: What is the missing reactant in the reaction below? CO₂Me A I Select one: O A. I OB. III O C. II O…

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Q: When dissolved in water, soap molecules (sodium carboxylate salt) dissociate into a cation and…

A: The soap molecules have a general formula: RCOO−Na+. When mixed with water, it dissociates into…

Q: (4) Determine the vibrational contribution to Cy for one mole of HCN, where ₁ = 2041 cm ¹,₂ = 712 cm…

A: For a linear molecule such as HCN, there are 3N-6 vibrational degrees of freedom, where N is the…

Q: How does general acid catalysis lower activation energy? How does general base catalysis increase…

A: General acid catalysis is a type of enzyme-catalyzed reaction in which a proton is transferred from…

Q: Provide the IUPAC name for each one

A: IUPAC nomenclature used for the systematic naming of the organic molecules.According to IUPAC…

Q: Provide synthetic route for the following transformation: CIT CI

A: So first carbonyl is converted to alkene by wittig reaction, then SN2 reaction by KCN, so Cl will be…

Q: Write the ionic and net ionic from the given molecular equation. Be sure to balance and include…

A: When a chemical reaction occurs, it can be written in different forms of the chemical equation.…

Q: Which equation below is correct when HCI is added to a buffer solution of HCO₂H/NaHCO₂? NaHCO2(aq) +…

A: A buffer solution is the solution which resist the change in pH on addition of acid or base.

Q: Determine if the following salt is neutral, acidic or basic. If acidic or basic, write the…

A: Given,  The salt: (CH3)3NHBr  Name: trimethylammonium bromide

Q: (a) (b) (c) (d) (e) Lysine H2O + HO OH O + OH • OH 설 HSCH 3 acetal formation imine formation enamine…

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Q: For each chemical reaction in the table below, decide whether the highlighted reactant is a…

A: An acid are species which give off hydrogen ion when dissolved in water and base is a species which…

Q: Which of the following compounds is the least soluble? MnS (Ksp = 2.3 x 10-¹³) Sn(OH)2 (Ksp = 5.45 x…

A: In this question we have to tell the least soluble compound from the following.  We can solve this…

Q: During lab, a student used a Mohr pipet to add the following solutions into a 25 mL volumetric…

A: According to the dilution formula, M1×V1=M2×V2

Q: ?? Br or or Br Br Br A B OA U D Excess NaNH2 OC Br Br C Br D H

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Q: 2. It took 9.20 mL of a 0.120 M solution of NaOH to reach the equivalence point of vinegar. How many…

A: Concentration of NaOH solution = 0.120 M = 0.120 mol/L Volume of NaOH solution = 9.20 mL = 0.0092 L…

Q: Name the following molecules. Give the minor resonance structure for each. :O: H O

A: compound which are contains carbonyl groups that is C=O bond. C=O bond have one pi bond which breaks…

Q: draw the structural diagram 1) cyclooctane 2) 1,1-diphenylethane

A: Given,  1. cyclooctane.  2. 1,1-diphenylethane.

Q: If 10.0 mL of Nitric Acid completely neutralizes 25.0 mL of 0.351 M of Strontium Hydroxide solution,…

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Q: What is the final [H⁺] if 1.00 L of 0.0550 M HCl is mixed with 1.00 L of 12.0 M acetic acid (Ka for…

A: Given : Concentration of HCl = 0.0550 M Volume of HCl solution = 1.00 L Concentration of acetic acid…

Q: Consider a buffer solution that is 0.550M formic acid(HCOOH) and 0.450M sodium formiate. Ka (formic…

A: The solution contains weak acid HCOOH and its conjugate base.

Q: At 25 °C, the reaction 2NH3(g) = N₂(g) + 3H₂(g) has Ke=2.3 x 10⁹. If 0.052 mol NH3 is placed in a…

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Q: Predict the reactants of this chemical reaction. That is, fill in the left side of the chemical…

A: The given reaction inolve the formation of water with the formation of neutral salt KBr. KBr is a…

Q: You plan to make a buffer solution with sulfurous acid (H₂SO) and it undergoes dissociation reaction…

A: Henderson-Hasselbalch equation is used to prepare a buffer solution of desired pH: Desired pH is…

Q: The value of ΔS° for the reaction   2C (s, diamond)  +  O2 (g)  →  2CO (g)   is __________ J/K∙…

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Q: For H3PO3, which is actually a diprotic acid, Ka1 = 1.50 x 10-2 and Ka2 = 1.87 x 107. Calculate the…

A: Given: Ka1=1.50×10-2Ka2=1.87×10-7[H3PO3]=0.652 M

Q: 5) titration first and what solution was titrated into the flask. Ex: Strong acid - Strong base 20…

A: “Since you have posted multiple questions, we will provide the solution  only to the first question…