For the reaction given below, AH--1516 kJ at 25 C and AS--432.8 J/K at 25 C, This reaction is spontaneous SiH,(g) + 2 0:(g)SiO,()+2 H,0(6)

Q: At 25 °C, only 0.0280 mol of the generic salt AB3 is soluble in 1.00 L of water. What is the ?sp of…

A: The equilibrium between the soluble ions and insoluble salt can be described by the solubility…

Q: What concentration of CH3NH3B is necessary to prepare a pH = 10.00 buffer solution assuming the base…

A: Given,  pH = 10.00  pOH = 14 - 10.0 = 4.00 Kb = 4.4×10-4 pKb = 3.36 As it is basic buffer,  so,…

Q: Use the following table to rank these bonds in order of decreasing bond length. Bond strengt…

A: As we know,  Higher the bond energy,  stronger is the bond.  If bond is stronger, then shortest is…

Q: 3..[CHEMISTRY] What will be the pH in the titration of 0.01 L of 200 millimolars H2CO3 by 100…

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Q: The half-life of a certain element is about 5600 years. Use the radiometric dating formula to…

A: Using radiometry formula: A(t) = Ao12t/t/2 Where, A(t) =remaining amountA(o) =Initial amount t1/2 =…

Q: Question 3 If in a certain Ostwald viscometer the fixed volume of water requires 243 seconds to flow…

A: Given data :

Q: In a titration, 24.4 mLof a0.0154 Msolution ofBa (OH)₂ isneeded to neutralize20.0 mL of HCl. What…

A: Given, Ba(OH)2 solution: Concentration of Ba(OH)2 solution = 0.0154 M = 0.0154 mol/L Volume of…

Q: 21 Select all the components that are part of a ICP-MS (as discussed during lectures) analytical…

A: Inductively coupled plasma mass spectrometry (ICP-MS) is one type of mass spectrometry which uses an…

Q: A student recorded the following end-point volumes in an acid-base titration: Trial Number Volume…

A: Mean is the average of a finite number of data. Basically it is defined as the sum of the values…

Q: A buffer solution contains 0.444 M NaHSO3 and 0.246 M K2SO3. If 0.0239 moles of potassium hydroxide…

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Q: Calculate pFe* at each of the points in the titration of 25.00 mL of 0.02190 M Fe?+ by 0.03634 M…

A: MFe2+VFe2+=MEDTAVEDTAVEDTA=0.02190 M×25.00 mL0.03634 MVEDTA=15.06 mL

Q: e sum of the rotational, vibrational, and translational of all of its components s only to the…

A: Internal energy is sum of total energy of all components.  So, it includes all types of energies os…

Q: Consider the reaction between hydrazine and hydrogen to produce ammonia,…

A: Enthalpy change when 1 mole of a compound is formed from its elements is known as Enthalpy of…

Q: d zinc iodide is a strong electrolyte. V

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Q: LESSON: Acid-Base Titration Answer the following questions. 1. Why is there a need to use CO2-free…

A: Dimensional analysis is the method where a particular quantity can be determined on the basis of…

Q: The equilibrium constant, Ko, for the following reaction is 2.44×10-2 at 596 K. NHẠCI(s) ? NH3(g) +…

A: The value of Kc depends on Stoichiometry of the reaction. *If a chemical equation is reversed then…

Q: 10. Name two substances which oxidize Ag to Ag" .

A: According to Activity series of metals, different metals are arranged in increasing order of their…

Q: он Le Carboxylic acid and ester Amine and carboxylic acid Carboxylic acid and ketone Ester and amine…

A: Different functional groups are, a) carboxylic acid group : R-COOH b) ester group : RCOOR' c) Amine…

Q: How do you get from an alkene or a cycloalkane to this product? What are possible mechanisms to do…

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Q: 7. Should chlorine gas be passed through copper tubing? Explain your answer using E° values.

A: Here we have to answer wheather chlorine gas can be passed through copper tubing or not.

Q: A system does 566 kJ of work and loses 216 kJ of heat to the surroundings. What is the change in…

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Q: Repeats of 12.64 mL samples of a 0.2937 M primary standard zinc ion solution were titrated with an…

A: Given that -  Volume of standard zinc ion Solution = 12.64 mL  Molarity of standard zinc ion…

Q: LESSON: Acid-Base Titration Answer the following questions. 1. Discuss the principle behind why…

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Q: Your challenge this time is to use the list of compounds below to come up with a reaction that will…

A: In a precipitation reaction, a solid precipitate is formed that is sparingly soluble in water. When…

Q: The equilibrium constant, Kp, for the following reaction is 1.80×10-2 at 698K. 2HI(g) H2(9) + I2(g)…

A: Kp = 1.80 × 10-2 Partial pressure of HI = 1.02 atm Partial pressure of H2 = 0.544 atm Volume = 15.9…

Q: LIAIHĄ OEt Et

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Q: 1. Chorine is widely used to purify municipal supplies water and to treat swimming pool waters.…

A: We are authorised to solve only first three subparts of a question. Please post rest of the subparts…

Q: na species is reduced.

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Q: e net change in enthalpy for

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Q: Calculate the bond dissociation energy for the breaking of all the bonds in a mole of methane, CH4 .…

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Q: Table 2. pH Measurement of various substances using paper indicators and pH meter and the…

A: The pH of a substance can be given as follows; pH = -log [H+]   ------ (1) Thus it is defined as the…

Q: f you decompose 2.00 g of malachite, or Cu (OH)₂ •CuCO₃ , and products are CuO, CO₂ and H₂ O, what…

A: Balanced equation for the decomposition of malachite,  Cu(OH)2. CuCO3  -----> 2CuO + CO2 + H2O

Q: 8. Balance the following equations using the half-reaction method. a ) Ba (s) + Cl2 b) Zn (s) + S0,…

A: (a) Given that -  Ba(s) + Cl2 -----> Ba2+ + Cl-    Devide into two parts -  Ba ------> Ba2+…

Q: Q. Can anyone please show me the details steps involved in the retrosynthesis of the target…

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Q: A system does 566 kJ of work and loses 216 kJ of heat to the surroundings. What is the change in…

A: From the first law of thermodynamic's... Q = ∆E + W Work done by the system = positive Heat losses…

Q: A student prepares a 1.6M aqueous solution of trimethylacetic acid (C,H,CO,H). Calculate the…

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Q: A solution prepared by mixing 22.2 mL of 0.400 M NaCl and 22.2 mL of 0.400 M KI was titrated with…

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Q: Calculate the standard change in Gibbs free energy for the reaction at 25 °C. Fe,0,(s) + 2 Al(s) →…

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Q: Step 4: Decarboxylation In the final step to synthesize dimedone, the carboxylic acid is heated in…

A: We have to draw the arrow pushing mechanism to synthesize dimedone. In the first step protonation of…

Q: 4000 000 VENUE 1000

A: IR spectra deals results from the interaction of infrared radiation with matter by absorption. IR…

Q: Does a reaction occur when aqueous solutions of sodium hydroxide and potassium nitrate are combined?…

A: reaction occurs between sodium hydroxide and potassium nitrate . Yes

Q: Does a reaction occur when aqueous solutions of sodium nitrate and potassium hydroxide are combined?…

A: Reaction occurs between sodium nitrate and potassium hydroxide. Yes.

Q: What is the mass of the 50-gram car, in kilograms?

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Q: 1..calculate the moles of triton B considering a 40% wt.

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Q: Oxidation number of C in H2CO3 is Answer:

A: Given compound-                                  H2CO3

Q: Explain the importance of cold pack

A: Cold pack help lower the temperature in certain areas of the body and reduce pain and swelling.…

Q: Substance X (black) changes to substance Y (red) in a first-order gaseous reaction. The scenes below…

A: The concentration and rate constant of a first-order reaction can be given by the following…

Q: It is possible to prove fluoride ions after fluorouracil mineralization by: A. Destruction of the…

A: The question is about the qualitative estimation of fluoride ions.

Q: HO РСС , еxcess -CH2OH CH,Cl2 1. Оз 2. (CH3),S otHH2SO4 A +B

A: PCC is oxidizing agent and useful for conversion of alcohol into carbonyl compound Ozonolysis -…

Q: Review Constants I Penodic Table A beaker with 1.00x102 mL of an acetic acid buffer with a pH of…

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