Calculate the hydronium concentration for 0.15M HCl if the equilibrium constant is Ka=10^10. Give the answer to two sig figs.

Q: What is the strength of the ionic interactions between an ion with 2 positive charges and an ion wit...

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Q: KCIO3 (s) 2 KCI (s) + 02 (g) is 2 * Combustion Reactions false True The total moles of 02 react with...

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Q: When you titrate a weak acid, use an indicator with a. None of these b. Basic transition range c. A...

A: Weak acids are very weakly dissociated to give H+(aq) when dissolved in water.  Examples of weal aci...

Q: What is the concentration, in ppm if the solubility of NaCl at 25°C is 36.2 g/100. g solution?

A: The mass of solute in mg present in a one-liter solution is known as ppm (parts per million) concent...

Q: Chlorine gas can be prepared in the laboratory by the reaction of hydrochloric acid with manganese(I...

A: Given percentage yield is 80.7

Q: Methadone, C21H27ON, is a drug used to treat individuals suffering from opioid addiction. Methadone...

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Q: 7. For each V (mmolimin), determine the value of (S] (mM) if Vmas = 5 mmolimin. Show your calculatio...

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Q: Calculate the Henry’s law constant ( in torr) of a certain compound with molar mass 51 . The solubil...

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Q: *8. (a) A researcher analyzed an unknown solid, extracted from the bark of spruce trees, to determin...

A: Molecular mass = 420 g/mol  Mass of sample = 11.32 mg 

Q: Assign the oxidation numbers for the following equation. 2H2 + O2 → 2H20 Which reactant is the reduc...

A: The oxidation number and oxidizing and reducing agent of the above equation is given below

Q: Combustion analysis of 2.400 g of an unknown compound containing carbon, hydrogen, and oxygen produc...

A: Solution                       We know that Number of moles = (Given Mass) / (Molecular Mass) Mass ...

Q: Orciprenaline (C11H17NO3, 211.258 g/mol) is a bronchodilator used in the treatment of asthma. The BP...

A: Given: A1% = 72.3 Adiluted = 0.582 Stated content = 20 mg

Q: 1. The surface temperature of the planet Venus is 847°F. What is this temperature in: Kelvin Celsius

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Q: Combustion analysis of an unknown compound containing only carbon and hydrogen produced 0.2845 g of ...

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Q: For the reaction 2NOCI 2NO + Cl, the rate constant k equals 0.020 L mol-1s1 at a certain temperature...

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Q: Suggest some ways that the dipoles in London forces are different from the dipoles in dipole-dipole ...

A: London forces and dipole dipole attractions are non covalent interactions.They are found in supramol...

Q: When the magnesium is not allowed sufficient oxygen, some magnesium oxide, Mg3N2, forms. How does on...

A: Magnesium nitride, which has the substance recipe Mg3N2, is an inorganic compound of magnesium and n...

Q: Calculate the pH of a solution formed by adding 5.00 grams of solid sodium formate, NaCHO₂, to 180.0...

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Q: How many grams of sulfur (S) are needed to react completely with 45.0 g of aluminum (Al) in the synt...

A: Aluminum reacts with sulfur to form aluminum sulfide. The equation for the balanced chemical reactio...

Q: Explain why benzophenone is solid at room temperature, and why cyclohexanone is liquid at room tempe...

A: Cyclohexanone is liquid at room temperature while benzophenone is solid at room temperature. 

Q: How many grams of solid calcium cyanide, Ca(CN)₂ must be added to 200.0 ml of 0.370M hydrocyanic aci...

A: Molarity of HCN = 0.370 M pH = 9.20

Q: Experiment name: Bomb Calorimetry: Heat of Combustion of benzoic acid and Naphthalene Q1: Purpose Q2...

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Q: Data Table A) Mass of crucible (g) 20.442 B) Mass of magnesium and crucible (g) 20.717 C) Mass of ma...

A: In the theortical value of oxygen mass %, the mass of oxygen that we know from the formula of magnes...

Q: An aqueous solution has an hydroxide ion concentration of 1E-7 M   (10 -7 M). Remember to use e not...

A: • The values provided in the question are:-  i) Hydroxide ion concentration of a solution, [OH-] = 1...

Q: 1.96 g H2 is allowed to react with 9.67 g N2, producing 1.98 g NH3. Part A What is the theoretical y...

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Q: In a series of experiments on the decomposition of dinitrogren pentoxide, N2O5, rate constants were ...

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Q: Answer the following questions for square planar metal complexes ML4 (point group Dan): 2) draw the ...

A: Electronic configuration of pt78 = [Xe]6s24f145d8    

Q: Calculate the molarity of an acetic acid (FW 60,052) solution if 25 mL of this solution is neutraliz...

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Q: 5. What mass of C2H6O is needed to react with 256 g O2?

A: When C2H6O reacts with Oxygen it generates CO2 and H2O. Using stoichiometric of balanced reaction we...

Q: 4NH3 (g) + 502(g) = 4NO(g) +6H2O(g) NO][H,O] [NH3][O2] K. = O Ko K. = [NH3][O2] K. NO H,O] O Ke [NO)...

A: The given chemical equation is; 4NH3(g)+5O2(g)⇌4NO(g)+6H2O(g)

Q: +] P. QUESTION 25 Which is true regarding the C-F bond in the compound shown below it is ionic O it ...

A: Answer: In a covalent bond, atoms form the bond by sharing electrons. For a single covalent bond, ea...

Q: What is Keg for the reaction 2S03(g) = 2S02(g) + 02(g)? O A. K=SO, 10,1 ISO, 2[SO,) B. Ke 2S0, 110,1...

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Q: :O: HICIH bent QUESTION 18 What is the geometry relative to the C atom on the left in the Lewis stru...

A: Here we have to determine the molecular geometry of the indicated carbon atom present in organic com...

Q: 1. Atomic mass of magnesium from the Periodic Table is 24.305 g/mol. x= Moles of Mg used in this exp...

A: answer is given as follows

Q: Which of the following is the weakest acid? PO 4 ^ 3; HPO 4 ^ 2; H_{2}*P * O_{4}; H_{3}*P * O_{4

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Q: Calculate the solubility at 25 °C of CaF, in pure water and in a 0.0100M NaF solution. You'll find K...

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Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A: As it stated that water bath is insulated and in reaction  341 KJ of energy flows into the system. T...

Q: Write the acidic ionization equation for H₂SO₄.

A:  The acidic ionization equation for H₂SO₄ ---

Q: Calculate the degree of ionization of a 0.05F solution of lactic acid.

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Q: Calculate Kb for [A^ - ] if the ionization constant of HA is 3.5 * 10 ^ - 4.

A: Given :- Ka for HA = 3.5 × 10-4  To be calculated :- value of Kb 

Q: 0.098 M K2Cr2O7 titrant was used for titration of 30 mL of aqueous Ethanol (C2H6O) solution and cons...

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Q: What are the products of the following decomposition? Ni(CIO3)2 -->

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Q: An aqueous solution has a hydrogen ion concentration of 1E-6 M   (10-6 M). Remember to use e notati...

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Q: Br CI OH (а) (b) CH3 (с)

A: The IUPAC name of the compound can be done based on the following rules: 1. First chose the longest ...

Q: Draw the major organic product for each synthetic reaction step. CH;CH,CI HNO3 2 mol. Br2 Product A ...

A: The products are as follows:  

Q: How many grams of solid potassium hypobromite, KBrO must be added to 500.0 ml of 0.500M hypobromous ...

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Q: 3. Calculate the amount of heat (in kJ) required to convert 827.0 g of ice at -17°C to steam at 130°...

A: Mass of ice = 827.0 g 

Q: . Which two compounds are most similar in the strength of their inter- or intramolecular forces. -K...

A: The type of intermolecular force present in a molecule depends on the type of bonding present in a m...

Q: Nucleophilic Aromatic Substitution Draw the curved arrow reaction for this experiment showing the fo...

A: Solutions                               We Know that These products can be obtained from following...

Q: Calculate the pH of a 0.50 M solution of sodium formate (NaHCOO) given that the Ka of formic acid (H...

A: Given,  The pH of a 0.50 M solution of sodium formate (NaCOOH) is: The Ka of formic acid (HCOOH) is ...

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.