HO Он НО

Q: A 440.0g sample of water is at 30.0ºC. How many joules of energy are required to raise the temperatu...

A: The amount of heat required to increase the temperature of the 1 g of the substance by 1 degree is k...

Q: equilibirum, v

A: Yes  pressure of Methane is given initially and kp also given hence we can calculate the equilibrium...

Q: The gas phase reaction A→B+2C is carried out in a constant volume batch reactor (V=25 L). Twenty mol...

A: The gas phase reaction A→B+2C is carried out in a constant volume batch reactor (V=25 L). Twenty mol...

Q: A 500 mg sample contains FeCl3 & MgCl₂. Ammonia Was added to the sample to precipitate the chloride...

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Q: Consider the multistep reaction. What is the best rate law for the overall reaction? A) Rate = k:[A]...

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Q: A.) Calculate the pH of a 0.381 M aqueous solution of nitrous acid (HNO2, Ka = 4.5×10-4) and the equ...

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Q: Using the standard formation enthalpies that follow, calculate the standard enthalpy change for this...

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Q: NAME: 8. At 100.0°C, the equilibrium constant for the reaction: COg) + Cl2g) = COC22(g) has a value ...

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Q: A weak acid (HCN) solution is mixed with the sodium salt of its conjugate base (NaCN). If the pH of ...

A: We have 0.12 M NaCN , 0.25 M HCN and pH as 5.5 , we have to calculate the Ka for HCN.  

Q: *; Propose the NAME and STRUCTURE for compound B that satisfies ALL the data provided: (GIVE REASONS...

A: M.F = C3H6O (DBE = 3-6/2+1 = 4-3 = 1). The compound is acetone. Oxymercuration of propyne produces a...

Q: CH3 CH3 CH2 HÇ CH3 hv + H3C CH3 || CH3 H;C CH3 CH2 CH3

A: Note: Norrish type 1 cleveges observed in above compound results two products. In norrish type 1 cle...

Q: What is the name of the covalent compound  CCl4

A: The covalent compound is formed by the sharing of electrons between the atoms. Carbon is a tetravale...

Q: Complete the balanced dissociation equation for the compound below in aqueous solution. If the compo...

A: Caesium carbonate is a solid compound. But, it has mainly ionic type compound.  When Cs2CO3 is heate...

Q: 1.61 x 1023

A: Answer :  In 22.4 L of propane the number of propane molecules = 6.023 × 1023 So in 6L of propane th...

Q: • Identify what is being referred by the following: Orientation of Electrons (Position of the electr...

A: We need to specify which of the quantum number represent orientation of electron.  Also, we need to ...

Q: What is the product of the following reaction? OH CH;OH, H* OH OCH3 OCH3 OH OH H3CO. OH OH OCH3 OH O...

A: Option IV

Q: The relationship between heat transfer and change in temperature is given by Q = mcAT. %3D Under wha...

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Q: Calculate the pH for each of the cases in the titration of 35.0 mL of 0.200 M NaOH(aq) with 0.200 M ...

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Q: Which of the these is a balanced chemical equation?

A: The correct answer is  Option C - is correct.   C.  2CO(g)  +  O2(g)   gives to  2CO2(g) Both side ...

Q: When acetone is treated with excess benzaldehyde in the presence of base, the crossed condensation a...

A: We have to propose a structure for the condensation reaction product of acetone with two molecules o...

Q: = Percentage Difference for Constant Height Difference PARAMETER AVERAGE PERCENTAGE DIFFERENCE Final...

A: Given:

Q: What is the molarity of Na+ ions in a solution containing 25.3 g NaCl dissolved in 1.2 L of water?

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Q: The enthalpy change for reaction N2 + 3H2(g) → 2NH3(g) is 92.2kJ. The enthalpy of formation of ammon...

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Q: 1. The rule stating that elements need 8 valence electrons in order to become stable: A.Lewis Rule B...

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Q: 11. From the balanced molecular equations, write the complete ionic and net ionic equations for the ...

A: The ions which takes part in the reaction are involved in the net ionic equation. They changed their...

Q: Name the ionic compound CuNO3

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Q: Predict the product for the reaction shown. H20 / H2SO4 HgSO4 I II III IV V

A: Hydration of alkyne: Alkyne gives hydration reactions in presence of an H2SO4 and HgSO4 catalyst. In...

Q: CH4 + O2 → CO2 + H2O

A: Answer : molecular weight of CH4= 16g/mol  Molecular weight of CO2= 44g/ mol  16g/mol of CH4 is give...

Q: What are the conditions for standard temperature and pressure (STP)?      a. 0 K, 1 atm     b. ...

A: STP = Standard temperature , pressure. And at STP temprature is 273K And pressure is 1 atm . So, cor...

Q: 8. a) Write "most" under the most acidic compound. Write "least" under the least acidic compound. be...

A: Please find your solution below :  

Q: • The first quantum number is known as the quantum number and says that: A.Orbital quantum number; e...

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Q: In which of the following are the compounds listed in order of decreasing acidity? CH3CO2H > CH3CH2O...

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Q: 5. What is the main product of the reaction shown in the box? NH3 ? H,O NH, OH A) HO B) H2N. C) HO. ...

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Q: 2. What is the main product of the reaction shown in the box? OsO4 (catalyst) ? H,O2, H,O HO" HO OH ...

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Q: 2. The Main Energy Level is composed of P, d, and f: A.Pauli's Exclusion Principle B. Hund's Rule wh...

A: “Since you have asked multiple questions, we will solve the first question for you. If you  want any...

Q: Titration of Carbonic Acid pH vs. Volume (ml) 12 10 10 50 Volume of Acidic Titrant Added (ml) 2. Hd

A: At 0 mL pH is dependent on the hydrolysis of Bronsted base [ Co3] 2- .

Q: solve the following problems, stating answers to the proper number of significant figures: a) 12.62...

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Q: What is the mole fraction of of N2 in a mixture of 13.08 g of O2, 8.17 g of N2 and 2.64 g of H2? Non...

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Q: hy OH

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Q: 1. How many moles of hydrogen is needed to carry out a complete hydrogenation of glyceryl trilinolen...

A: i

Q: A.) In the laboratory, a general chemistry student measured the pH of a 0.589 M aqueous solution of ...

A: “Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: Draw the conjugate acid that is formed as a product in this reaction

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Q: A new material was created in the lab.  In order to determine the molar heat capacity, Cm, of the ma...

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Q: A solution is made by dissolving 11.9 g of magnesium acetate, Mg(CH,COO)2, in enough water to make e...

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Q: 1. 4-ethyl-octane 2. 2-methyl-nonane 3. 3,3-dimethyl-pentane

A: Since you have asked multiparts questions, we will solve the first three sub parts questions for you...

Q: mochemistry [References] TUTOR Thermal Equilibrium I A 44.4 g sample of copper at 99.8 °C is careful...

A: When hotter body is mixed with cooler body, heat is transferred from hotter body to cooler body unti...

Q: What is the percent composition of aluminum sulfate, Al2(SO4)3? Please use the atomic masses on the...

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Q: Calculate the percent ionization of a 0.394 M solution of nitrous acid.

A: As per guidelines if multiple questions first question is allowed to answer, please post question se...

Q: A.) Calculate the pH of a 0.359 M aqueous solution of hydrofluoric acid (HF, Ka = 7.2×10-4) and the ...

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Q: For the chemical reaction H2 (g) + F2 (g) → 2 HF (g) AH° = -79.2 kJ/mol. What is the molar enthalpy ...

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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.