whether the entropy change will be positive or negative wl

Q: Please fill in the blanks! Thanks!

A: The given chemical reaction is represented as follows:

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A: According to Le-Chatelier’s principle, if any change is made to an equilibrium then the position of…

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Q: Complete and balance the following chemical reaction with the smallest whole number coefficients.…

A: Since,  We know that,  Balanced equation means number of atom in reactant side is equal to number of…

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Q: Question: Given A 20.0 ML Of 0.100 M Methanoic Acid (Aqueous) Solution. It Was Extracted With 20.0…

A: Initial Concentration of methanoic acid (aqueous) solution = 0.100 MVolume of aqueous solution =…

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A: Given: Total pressure of the chamber is 1 atm And moles of all gases are equal.

Q: F. Write the correct chemical formula and identify if the compounds below are ionic or covalent. 1.…

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Q: 31. Hydrochloric acid is added to dissolve 5.00 g Mg(OH), in a liter of water. Calculate the pH…

A: Mass of Mg(OH) 2 = 5.00g Molar mass of magnesium hydroxide = 58.32g/mol Moles of Mg(OH) 2 =…

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A: Solubility is defined as the maximum amount of solute which is able to dissolve in a solvent. Solute…

Q: 23. What is meant by pH? True or false: A strong acid solution always has a lower pH than a weak…

A: 23. Given term,         Meaning of pH

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

Q: How many liters of H2 gas would be produced by the complete reaction of 2.93 1 mol of an g of Al…

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Q: Question 1 of 36 Submit A tire pressure gauge reads 33.0 pounds per square inch How many kPa is…

A: We have to calculate the 33.0 pounds per square inch equal to how many kpa as follows in step 2:

Q: An unknown gas effuses at a rate of 2.00 times the rate of Cl2. What is the molar mass of the…

A: We have to calculate the molar mass of unknown gas.

Q: 39. A person claimed that his stomach ruptured when he took a teaspoonful of baking soda in a glass…

A: NaHCO3 + HCI ==> NaCI + H2O + CO2 1 mole NaHCO3 reacts to form 1 mole

Q: 9. In a saturated CaF, solution at 25°C, the calcium con-centration is analyzed to be 9.1 mg/L. Use…

A: Solubility product constant Ksp is the equilibrium constant for a solid substance dissolving in an…

Q: What quantity in moles of chlorine gas at 120.0 °C and 33.3 atm would occupy a vessel of 33.5 L?

A: For ideal gas PV = nRT. Or, n = PV/RT ...(1)  Here, n = moles of gas = ?,  P = pressure of gas =…

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Q: What is the mass (in grams) of 6.00 L of propane vapor (C:Hs) at STP?

A: To Solve this problem we will use the relationship that  1 mol of any gas at STP = 22.4 L of that…

Q: The solubility of different metals found in another universe was explored and their properties given…

A: The solution is given below -

Q: 33. Write chemical equations to illustrate the amphoteric behavior of a) Zn(OH)2 b) Sb(OH),

A: Amphoteric Substances are those Substances which can react with acids as well as bases to give their…

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A: Given: Qualitative analysis test of an unknown using HCl.

Q: 28. Using the second law of thermodynamics, explain why it is very difficult to unscramble an egg.…

A: The second law of thermodynamics state that "the entropy of the system either increases or remains…

Q: Identify the functional group in the following compounds CN `NH2 он NH

A: The organic compound is formed by two main elements, carbon, and hydrogen. The specific group of…

Q: 27. Calculate the pH of each of the following solutions containing a strong acid in water. a) 2.0 x…

A: Strong acid dissociate and produce H+

Q: Use the given equations to answer the questions. Show all work and record your answer to the correct…

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Q: 20 The Romans used calcium oxide, CaO, to produce a strong mortar to build stone structures. The CaO…

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Q: 7. Write the equilibrium constant expression for each of these heterogeneous systems. a) CaSO, 5…

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Q: Complete the reaction map below by matching the answers for A-E. Cl2 PONH D- Fecls CH3CI B KM,O4 C E…

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Q: Is it possible for an aqueous solution to have a pH of 0 or even less than 0? Explain your answer…

A: pH : 1. pH of an aqueous solution depends on the concentration of H+ ions. pH = -log [H+] 2.…

Q: A 1.20 L weather balloon on the ground has a temperature of 25.0°C and is at atmospheric pressure…

A: Initial volume = 1.20 L  Initial temperature = 25.0 °C  Initial pressure = 1.00 atm  New pressure =…

Q: 21. The enthalpy changes of these reactions can be measured: AH° = -1411.1 kJ C,H,(g) + 3 0,(g)…

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Q: 25. Can the pH of a solution be negative? Explain.

A: 1) It is definitely possible to calculate a negative pH value. Any acid solution that yields a…

Q: 52. It would be very useful if we could use the inexpensive carbon in coal to make more complex…

A: The equation between standard gibbs free energy , standard enthalpy and standard entropy…

Q: 16. Diethyl ether, (C,H5),O, was once used as an anesthetic. Calculate the entropy change, AS°, for…

A: ∆H˚ (vaporization) = 26.0 kJ/mol Boiling point, Tb = 35.0˚C Conversion of temperature into K:…

Q: How many moles of NHs gas form when 32.4L of H2 gas completely reacts at STP according to the…

A: The given reaction is : N2(g)  +  3H2(g)  →  2NH3(g) The volume of H2 gas = 32.4 L We have to…

Q: How many grams of Na solid are required to completely react with 19.2 L of Cl: gas at STP according…

A: Given equation is                                                             2 Na(s)     +…