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Q: A chemist prepares a solution of iron (III) bromide (FeBr3) by measuring out 10.6 g of iron (III)…

A: Since, Molarity (or concentration) is the number of moles of solute dissolve in one litre of the…

Q: iben terv o fouborg-voert el terW Sbetsienap eis alsoi NBS five different products hv

A: Here we have to predict  five different  products  obtained by the free radical substitution  by NBS…

Q: A sample of ordinary table salt is 98.8% NaCl and 1.2% MgCl2 by mass. What is [Cl] if 6.85 g of…

A: percentage of NaCl in table salt = 98.8% Percentage of MgCl2 in table salt = 1.2 %

Q: - + 8 O = red F = green Write a balanced chemical equation for this reaction, using the smallest…

A: Given, Red balls = O Green balls = F

Q: Assign oxidation numbers to each of the elements in the compounds below. hypochlorous acid HCIO…

A: Oxidation number of hydrogen is +1                 oxidation number of oxygen is -2

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A: We will have to first calculate millimoles of Ce4+ present. From that we can calculate how many…

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Q: A chemist prepares solution of calcium bromide (CaBr₂) by measuring out 0.511 kg of calcium bromide…

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Q: E Calculating the pH at equivalence of a titration A chemist titrates 160.0 mL of a 0.4531 M…

A: we have to calculate the pH at equivalence point

Q: For a 315 mL balloon with a pressure of 735 mmHg at 21.9 oC, how many moles of gas are in the…

A: Here we are required to find the Moles of gas present in the balloons.

Q: Question 17 Which salt would be the most soluble in an acidic solution? O Pbl₂ O PbCl₂ O Fe(OH)2 O…

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Q: (a) Calculate the concentration of the hydroxide ion (in M) of the compound. Express your answer in…

A: pH is the measurement of the extent of acidity or basicity of a solution. Acids have a pH < 7,…

Q: The measured cell potential, Ecell, is -0.3507 V at 25 °C. Pt(s) | H2(g,0.779 atm) | H+(aq,? M) ||…

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Q: Could someone help me rank these in order of increasing reaction in an SN1 reaction? Thank you!

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Q: For the complex cation [CrCl₂(NH3)4]* (a)What is the oxidation number of the metal ion? (b)What is…

A: IUPAC nomenclature :1. Cation should be named first followed by the name of anions .2. Within the…

Q: If you react 6.7g of iron oxide with 4.5g of aluminum, what is the theoretical yield of aluminum…

A: To solve this problem we have to find the limiting reactant first . Then we will  calculate the…

Q: Write the equation for the reaction associated with the K₁2 of sulfuric acid, H₂SO4- K₁2= Write the…

A: For any dissociation reaction, AB ⇌A+ + B- the dissociation constant is defined as,  K =A+B-AB

Q: a) Calculate the reaction quotient, Q.

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Q: A chemical reaction takes place inside a flask submerged in a water bath. The water bath contains…

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Q: Use the white balls for hydrogen, the black ones with four points of attachment for carbon, and the…

A: Hybridization is process of mixing and recasting of atomic orbitals to form a new hybrid orbitals of…

Q: U Question 9 A saturated solution of MgCO3 contains an equilibrium concentration of Mg2+ ions of…

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Q: For the electrochemical cell Al(s) + 3 Mn²+ (aq) → 2 Al³+ (aq) + 3 Mn(s) (E° = 0.48 V, [A1³*] = 1.0…

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Q: What is the chemical formula for nitrous oxide?

A: The chemical formula of compound or molecule represents actual number of atoms present in it.

Q: Solve number 2, 3, and 4 only. Show your solution Pb(NO3)2 + 2 Nal → Pbl₂ + 2 NaNO3 1) If 100 grams…

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Q: What are amphoteric oxides chemical reaction. Explain with examples of amphoteric oxides with a

A: Oxide is basically a binary compound in which one element is oxygen. Oxygen has a valency of -2. So…

Q: 16) What is the molecular mass of a compound (in g/mol) if 0.500 g of the gas occupies0.100 L at 100…

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Q: For the wave of light you generated in the Part B, calculate the amount of energy in 1.0 mol of…

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Q: i) Starting with the expression for the average vibrational energy including zero-point energy,…

A: To determine the expression for the contribution of vibrational motion to the heat capacity of an…

Q: You add 25.0 mL dionized water to 60.0 mL of 0.450 M potassium cyanate. Calculate the molarity of…

A: Given: Molarity of potassium cyanate = 0.450 M Volume of potassium cyanate solution = 60.0 mL Volume…

Q: What is the theory of the first law of thermodynamics?

A: According to the first law of thermodynamics, the energy of the universe remains constant. For a…

Q: 1 Which compound contains chlorine with the lowest oxidation number? A NaCl B HOCI C Cl₂O7 D CIF

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Q: 1.274g of copper sulfate reacts with excess zinc to produce 0.392g of copper metal. Provided the…

A: we have to calculate the percentage yield of the reaction

Q: Calculate the freezing point depression of a Drug B solution. Drug B 5.8% (FP depression, 1%…

A: When a non-volatile solute is added to a solvent, the freezing point of a solvent decreases and this…

Q: HCIO is a weak acid (K₁ = 4.0 × 10-8) and so the salt NaCIO acts as a weak base. What is the pH of a…

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Q: From the choices below, which would be the chemical formula for…

A: Answer:- This question is answered by using the simple concept of writing the formula of the complex…

Q: Which of the following reaction is a precipitation reaction? O2 AgNO3 (aq) + K₂CO3 (aq) -______->…

A: We are provided with two set of reagents and we need to predict whether the reaction is…

Q: A 20.94 g sample of a metal is heated to 99.4°C in equilibrium is reached. The metal sample is…

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Q: OCH, LOCH, дост OCH LOCH, А

A: Diels Alder reaction is a stereospecific reaction  Cis alkene gives cis products

Q: What is the enthalpy of reaction, ΔHrxn for the reaction of nitrogen gas with oxygen gas to produce…

A: we have to calculate  ΔHrxn for the reaction of nitrogen gas with oxygen gas to produce NO2(g)

Q: In an aqueous solution, classify these compounds as strong acids, weak acids, strong bases, weak…

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Q: Part A At 20 ∘C and a partial pressure of 76 mmHg, the solubility of CO2 in water is 0.169 g/100mL.…

A: Part A -  Given that -  Temperature = 20°C  Initial pressure P1 = 76 mmHg Final Pressure P2 =…

Q: Solute S has a distribution constant of 4.7 between water (phase 1) and hexane (phase 2). A 75.0 mL…

A: Volume of water V1 = 75.0 ml Volume of hexane V2 = 13.0 ml Number of phases (n) = 7 Distribution…

Q: 13. Given a solution of 0.23 M oxalic acid (H₂C2O4). Determine the equilibrium values of: (a)…

A: #13: Oxalic acid, H2C2O4(aq) is a diprotic acid with the below acid dissociation constant values:…

Q: Question 14 A mixture contains 0.0100 M of both Ba2+ ions and Pb2+ ions. If NaF is slowly added to…

A: Here a solution contains  0.01M each of Ba+2 and Pb+2 . Solid NaF is added  to start precipitation…

Q: Balance the reaction between Cl₂ and NH3 to form CI and N₂H4 in basic solution. When you have…

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Q: # CH3 Nam M 4 CH₂CH3 Cotos CH3 H CH3 +0w₂⁰ Dmso CH3 H Ethanol CH₂CH₂ an Fl ACH E 2 обрав CH3 "C13…

A: Sn2 is bimolecular nucleophilic substitution reaction.  Preference order for substrate is,…

Q: The preparations of two aqueous solutions are described in the table below. For each solution, write…

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Q: A voltaic cell using Cu²+/Cu and Al³+/Al half-cells is set up at standard conditions, and each…

A: First we would Calculate the charge using the current and time.  Then we would calculate moles of…