A 553 mL NaCl solution is diluted to a volume of 1.38 L and a concentration of 4.00 M. What was the initial concentration ?

Q: STARTING AMOUNT + Consider the Haber-Bosch process for the synthesis of ammonia from its elements.…

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A: Approach to solving the question: Detailed explanation: Examples: Key references:

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A: Step 1: finding e- count of metals and ligand  Step 2: adding their electrons to get the electron…

Q: vi.) Identify the site of protonation when one equivalent of HCl is added to the following compound.…

A: vi.vii.

Q: 2. Predict the product(s) of the following reaction. Hint: Use a model to help assign the correct…

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Q: Using the following reaction. Determine the mass of CO2 created by adding 85.2 g of C6H12O6 with…

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Q: Which of the options below provides a reason why the covalent radius of hafnium (1.44 Å) is less…

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A: Half-Life Change in a Half-Order ReactionThis problem explores how the half-life of a chemical…

Q: Enter electrons as e¯. Use smallest possible integer coefficients. If a box is not needed, leave it…

A: Thank you.

Q: 17. A (A)-aq NaOH (B)- K₂Cr₂O, H [0] → Propanone. i) Identify the compounds (A) and (B). ii)…

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Q: с ☑Br -Br H+ HO. Дон

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Q: arks ea se log tables, if necessary. The molecule, AB of a compound forms cubic lattice where 'A'…

A: Step 1: Step 2: Step 3:The molecule, AB of a compound forms cubic lattice where 'A' atoms occupy the…

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Q: How many compounds, of the ones listed below, have hydrogen bonding? CH3(CH2)2NH2…

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Q: What is the enthalpy change when 49.4mL of .430 M sulfuric acid reacts with 23.3 mL of .309 M…

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A: Step 1: Step 2: Step 3: Step 4:

Q: e. Suppose you had titrated your vinegar sample with barium hydroxide instead of sodium hydroxide:…

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Q: If the bond energy for the O=OO=O bond is 498 kJ/molkJ/mol, how much energy is needed to break all…

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Q: 2H+ (aq) + Sn(s) → H₂ (9) + Sn²+ (aq) 2H+ (aq) + 2e → H2 (9) Ere = 0.000 V Sn2+(aq) + 2e → Sn(s) Eve…

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Q: Draw the skeletal (line-bond) structure of 1-chloro-2- ethoxybenzene. Drawing Version: 3.136.3 +5049…

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Q: Determining the oxidation state of the metal in a coordination compound Determine the oxidation…

A: Given: K[MoBr3​(NH3​)];[FeCl(CO)5​]Cl;[CrCl(H2​O)5​]BrStep 1: Write ionized form of these complex…

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Q: 16) Balance the following reactions with respect to base using half-reaction method. Label oxidant…

A: Reaction (a): Se (s) → SeO3^2- (aq) and Cr(OH)3 (aq) → Cr (s)Step 1: Write the unbalanced…

Q: 22

A: Alswer-1How to approach this problem:Since, formation constant is very large, therefore, in order to…

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Q: 1. What are the correct configurations for each C=C bond in the following compound? a. 1-E; 2- E b.…

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Q: Given the following information: hypochlorous Ка = HCIO acid 3.5x10-8 benzoic acid C6H5COOH Ka = Ка…

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Q: 3. Write in the products of these reactions: a) CH, COCH,CH, ΟΙ CH3COCH2CH3 + HCOCH₂CH3 b) NaOH…

A: Step 1: Step 2: Step 3: Step 4:     Don't forget to give rating..if it is helpful ☺️.

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A: Grignard Reaction (R-MgBr): The Grignard reagent (R-MgBr) reacts with the carbonyl group in the…

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Q: 1) Given that volume change of mixing A and B is AVM = 8.4XXB (cc/mol)— a. Calculate and tabulate,…

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Q: 4. Show the mechanism and predict the major products of the following reactions. Include…

A: Step 1: Step 2: Step 3: Step 4: