When an active chemical is added to the a system at equilibrium, the system will OA increase OB. right OC left OD. reduce E. not change the added chemical.

Q: If a scientist weighs out 460.69 grams of ethanol, how many moles of carbon dioxide will be…

A: Correction: chemical formula of ethanol is C2H5OH not C6H5OH C2H5OH(l) + O2(g) -----> CO2(g) +…

Q: When 6.66 g of a certain molecular compound X are dissolved in 60. g of benzonitrile (CH₂CN), the…

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Q: Identify the generic outer electron configuration for the halogens. O ns² np² ns²np¹ O ns² np5 O ns²…

A: Number of electrons in outermost orbit of halogens = 7

Q: Determine the oxidation state of P in PO3³-. +2 0 +3 +6 -3

A: we have to determine the oxidation state of P in PO33-

Q: Use the References to access important values if needed for this question. A sample of oxygen gas at…

A: Initial pressure (P1) = 0.756 atm Initial temperature (T1) = 109°C = 109 + 273 = 382 K  Initial…

Q: The coefficients in a reaction equation are not necessarily equal to the reaction orders, whereas…

A: Statement:-  The coefficients in a reaction equation are not necessarily equal to the reaction…

Q: Calculate (in kJ/mol) the standard Gibbs free energy change (AG°rxn) for the oxidation of sulfur…

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Q: wt% of Ca²+ 24

A: Volume of water = 20 mL The density of water = 1.0 g/mL Mass of water (Solvent) = Volume × density =…

Q: Determine whether each of the changes below will cause a shift to the left (L), right (R), or no…

A: At a given temperature, if the concentration of any one of the reactants or products is changed,…

Q: IUPAC name of compound according to numbering and rules

A: 1. Longest chain selection including maximum functional groups as a parent chain. Here 6 carbon…

Q: When 4.13 g of a certain molecular compound X are dissolved in 35. g of cyclohexane (C6H₁2), the…

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Q: 1. Balance the following reaction a. Separate into % reactions BH+ $0₂S₂O +BO₂ b. Balance reactions…

A: BH4- + SO2  →  S2O42- + BO2- The oxidation number of B in BH4- = - 5 The oxidation…

Q: Calculate the mass of camphor (C₁H₁O) that contains a billion (1.000 × 10⁹) carbon atoms. 16 Be sure…

A: Avogadro's Constant - 6.022 × 1023. The number of moles of any given compund can be calculated…

Q: 6. You are working in the laboratory, preparing sodium chloride. Consider the following results for…

A: We have find out the answer.

Q: Calculate (in kJ/mol) the standard Gibbs free energy change (AGºrxn) for the oxidation of sulfur…

A: The given reaction is  2SO2(g) + O2(g) → 2SO3(g)  ∆Hrxn = -198.4 kJ = 198400 J  ∆Srxn = -187.9 J/K…

Q: Which of the following is an acid-base reaction? C(s) + O₂(g) → CO₂(g) MgSO4(aq) + Ba(NO3)2(aq) →…

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Q: Consider the following electrochemical cell: Pt|H₂(g.p°) | HCl(aq,b) | Hg₂Cl₂(s)| Hg(1) The…

A: A half-reaction - or half-cell reaction may be the oxidation or its reduction reaction element of…

Q: A 7.00 L tank at 7.81C is filled with 9.56g of boron trifluoride gas and 14.4g of sulfur…

A: Ideal gas equation: PV = nRT Where ; P =  Pressure (atm)V =  Volume (L)n : Number of molesR =  Gas…

Q: For many purposes we can treat nitrogen (N2) as an ideal gas at temperatures above its boiling point…

A: We have Initial temperature = T1 =  –88 °C = –88 + 273 = 185 K Initial pressure = P1 = P Initial…

Q: A chemist student weighs out 0.0579 g of hypochlorous acid (HClO) into a 250. mL volumetric flask…

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Q: The molar solubility of potassium periodate (KIO4) is 0.0193 M. How many grams of potassium…

A: For the given question the value of solubility of the given compound is given in M unit. And, our…

Q: The number of atoms in 1 dm³ of aluminum (d = 2.70 g/cm³) is nearly the same as the number of atoms…

A: Density of a substance is given by the ratio of mass and volume of the substance. Write the…

Q: What mass of cesium bromide must be added to 0.500 L of water d=1.00 g to produce a 0.650 m…

A: We have to find the mass of cesium bromide that has to be added to 500 mL of water to form 0.650…

Q: 4. Antimony has many uses, for example, in infrared devices and as part of an alloy in lead storage…

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Q: Draw a major resonance contributor of this enolate anion. Include all lone pairs in your structure.…

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

Q: A+B C AH = +100 kJ What is AH for 5A + 5B 5C ? +500 kJ +1 kJ +100kJ +20 kJ

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Q: 6 takeCo Use the References to access important values if needed for this question. When silver…

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Q: Question 5. Propose a synthetic route for the following transformation. + Any 1 or 2C, molecules FO…

A: The above question is based on organic reaction mechanism and we have to discuss about the product…

Q: How many moles of solute particles are present in 1 L of aqueous 0.01 M ethanol (C₂H5OH)? Be sure…

A: The question is based on the concept of molarity.  molarity is a method of expressing concentration…

Q: 1). The coefficients in a reaction equation are not necessarily equal to the reaction orders,…

A: The molecularity of a reaction is defined as the number of colliding particles in a reaction. In…

Q: Solutions Solution A: Solution B: Solution C: Solution D: 0.565 M HOCI 0.376 M HC104 0.817 M HCO₂H…

A: A question based on introduction to chemistry. 4 combinations of solutions are given that are to be…

Q: (a) Consider that 25.0 g of CH4(g) is contained in a sealed 2.0-L container at 30°C. What would be…

A: “Since you have posted a question with multiple sub-parts, we will solve the first three subparts…

Q: Would you expect the Be2 molecule to be stable in the gas phase? What is the total bond order, and…

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Q: 3. Provide structures for the products of the following reaction. NBS CCI

A: This is an example of allylic bromination

Q: Give the systematic name for the following coordination compound or complex ion:

A: Ligands are identified as neutral or has positive or negative charge.  ligands are written in…

Q: Write the ground state electron configuration of Zn using the noble-gas shorthand notation. electron…

A: Noble gas - atomic number He - 2  Ne - 10  Ar - 18  According to Aufbau principle, electrons are…

Q: For the cell Pt(s) | H2(1 atm) | NaOH(aq) | Ag₂O(s) | Ag(s), & = 1.172 V at 25°C (Hint: The cathode…

A: The first step is to write the balanced equation for the cell reaction: 2Ag2O(s) + H2(g) → 4Ag(s) +…

Q: Suppose the galvanic cell sketched below is powered by the following reaction: Mn(s) + Pb(NO3)₂(aq)…

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Q: Brass is an alloy of copper and zinc. Varying the mass percentages of the two metals produces…

A: Brass is a substitutional alloy. Yellow zinc is also known as brass. It is an alloy of copper and…

Q: Determine the oxidation state of the metal ion in [PdCl4]2−   Express your answer as an integer.…

A: The question can be answered by considering the structure of the given metal complex.

Q: Indicate whether aqueous solutions of the salts below will be acidic (a), basic (b), * or neutral…

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Q: Calculate the volume in milliliters of a 0.63 mol/L barium acetate solution that contains 200.  mmol…

A: Molarity of barium acetate solution = 0.63 mol/L Number of mol of of barium acetate = 200 mmol =…

Q: What type of packing is shown in this unit cell?

A: In BCC ( Body centred cubic ) unit cell : In this arrangement, one atom is present in the centre…

Q: Answer the following questions: -CH3 a) b) CH3–CH=CH- c) (CH3)2C=CHCH₂CH=CHCH3 Predict the organic…

A: ItThe above question is based on organic reaction and mechanism we have to discuss about the…

Q: Molarity of standard KMnO4 solution: Mass of empty flask (g) Mass of flask with sample (g) Initial…

A: Molarity of KMnO4 solution is 0.1M. Trial-1:  Moles of KMnO4 Consumed : 0.004098 Trial-2:  Moles of…

Q: 1. Show proficiency in using ChemDraw to reproduce the following as exactly as possible. You will…

A: (A) 2-pentanol (B) Naproxen (C) Penicillin G

Q: Decide whether each chemical reaction in the table below is an oxidation-reduction ("redox")…

A: A reaction in which oxidation & reduction occurs simultaneously are called Redox reaction.…

Q: Molecule or lon (example) H₂O CH4 NH; CO₂ BH₂ NH4+ Lewis Dot Structure On Central atom Valence…

A: VSEPR - valence shell electron pair repulsion theory according to this the geometry of the molecule…

Q: Give the systematic name for the following coordination compound or complex ion:

A: Rules for naming coordination compounds: Name of the Coordination Compound is started with the…

Q: QUESTION 14 Electrochemistry In Part A of this experiment, a series of galvanic cells are built.…

A: The question is based on the concept of electrochemistry . we need to identify the correct statement…