Which of the following processes represent a decrease in entropy for the system described? Select all that apply. O Oil and vinegar separating. O Dough rising. O Iron rusting. O Water flowing down hill.

Q: To 1.0 L of a 0.36 M solution of HClO2 is added 0.19 mol of NaClO. Calculate the [HClO2][HClO2] at ...

A: Solution              Given 1.0 L of a 0.36 M solution of HClO2 is added 0.19 mol of NaClO.   Calc...

Q: Handwrite everything in the picture THEORY. The standard enthalpy of combustion for a substance is d...

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Q: A 5.199 g sample containing the mineral tellurite was dissolved and then treated with 50.00 mL of 0....

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Q: Analyze the H NMR and C NMR for the following compound. Interpret/Label and try to identify the prod...

A: In the given NMR spectrum there are three signals. 

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A: This is An Galvanic Cell in which Two half reaction takes place simultaneously  . Oxidation and Redu...

Q: acids

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

A: The sign convention for heat flow are as follows: When the heat flows into the system, a positive si...

Q: C. Ex: Calculate the heat produced by reacting 12.6 g of hydrogen peroxide, H,02. 2 H2O2(aq) → 2 H2O...

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Q: For the reaction CaBr2 (aq) + K2SO,(aq) write the complete ionic equation. (Be sure to specify state...

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Q: 1- Particle in a Box Calculate the electronic transition energy of a molecule using the particle in ...

A: Given, Length of box = 300 ppm number of electrons = 6

Q: The following equation represents the atomic masses of the reactants and products in a chemical reac...

A: Equation represents the atomic masses of the reactants and products in a chemical reaction. (24+16)+...

Q: The molar heat of combustion, A H;, of sucrose is -5643.4 kJ mol. If 0.250 moles of sucrose is combu...

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Q: Question 31 Showing your work, calculate the cell potential for the following cell: Zn(s) | Zn2+(aq,...

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Q: What is the molarity of a solution prepared by dissolving 2.393E1 grams of NaCl in water to make a 1...

A: Mass of NaCl = 2.393 × 10-1 gram =0.2393 g Molar mass of NaCl = 58.44 g/mol Volume of NaCl = 1.11 × ...

Q: In the qualitative tests for SULFATE and SULFITE ions, explain or discuss why SULFATE ions will NOT ...

A: In the qualitative tests for SULFATE and SULFITE ions Sulphate ions will not form a precipitate with...

Q: Specify which of the following are oxidation-reduction reactions, and if it is, identify the oxidizi...

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Q: 3. Use the equilibrium constants for reactions 1 and 2 to calculate Ke for reaction 3. (5 pts) React...

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Q: BaCl2 (aq) + K2SO4(aq) write the balanced formula equation.

A: A balanced equation is the one in which the number of atoms of each kind is equal on both sides of t...

Q: 1. HOCH 2CH2OH cat. TSOH D 2a. CH3M9B (2 eq), Et20 2b. aq NaHCO3 workup За. NaH, THF, 0 °C 3b. BnBr,...

A: The reactant provided is as below: Its IUPAC name is methyl 3-ketopentanoate. The final product aft...

Q: The expression for ∆H° of formation of CO2 as a function of temperature is ∆Ho = -93480–0.603T–0.675...

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Q: Experiment name: Heat of Combustion of benzoic acid and Naphthalene in Bomb Calorimetry Q1:Introduct...

A: Introduction of Combustion combustion of benzoic acid and naphthalene in Bomb Calorimetry. The heat ...

Q: answer 2

A: A question based on properties of a gas that is to be accomplished.

Q: A reaction vessel contains NH3, N2, and H, at equilibrium at a certain temperature. The equilibrium ...

A: Equilibrium constant is the constant which is the ratio of concentration of product to the concentra...

Q: Suppose a 500. mL flask is filled with 1.8 mol of NO,, 0.90 mol of CO and 0.40 mol of NO. The follow...

A: Equilibrium constant is the ratio of concentration of products to concentration of reactants raised ...

Q: lower boiling point

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Q: Given the following standard reduction potentials: Mn2*(aq) + 2e¯→ Mn(s) E° = -1.18 V Cd2+(aq) + 2e¯...

A: The change in Gibb's free energy ∆G0 can be calculated by the following relation between ∆G0 and E0 ...

Q: N. ÓH Kindly predict the solubility of the given structure. IZ N.

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Q: Calculate the Kp for the following reaction at 25°C: H2(g) + I½(g) = 2HI(g) ag°: AG = 2.60 kJ/mol

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Q: Predict the reactants of this chemical reaction. That is, fill in the left side of the chemical equa...

A: Given products are :-  NaF(aq) and H2O(l)  Here NaF(aq) is Salt and H2O is water

Q: Sulfur dioxide and oxygen react to form sulfur trioxide during one of the key steps in sulfuric acid...

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Q: Calculate the final temperature of a mixture of 120.0 g of ice initially at -19.50 °Cand 383.0 gof w...

A: Specific heat of ice = 0.5 cal/goC Latent heat of fusion of ice = 80 cal/g Specific heat of water = ...

Q: There are two steps in the extraction of copper metal from chalcocite, a copper ore. In the first st...

A: Given :-  step 1 :-  2Cu2S(s) + 3O2(g) → 2Cu2O(s) + 2SO2(g)  step 2 :-  Cu2O(s) + C(s) → 2Cu(s) + CO...

Q: Write the anode reaction and cathode reaction for the Zn-Cu voltaic cell that was prepared in Part 2...

A: A question based on electrochemical cells that is to be accomplished.

Q: Ammonium phosphate ((NH,) PO,) is an important ingredient in many solid fertilizers. It can be made ...

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Q: For a process with AH 0 O AS > 0 ΟΔΕ>0 O Never.

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Q: Methane (CH,) gas and oxygen (0,) gas react to form carbon dioxide (Co,) gas and water (H,O) vapor. ...

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Q: Chemistry The following reaction occurs when acetyl coenzyme A enters the citric acid cycle. acetyl ...

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Q: (a) Use the data given below and calculate AHº, ASO, AGO, and K, at 25° C for the reaction: 2 SO: (g...

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Q: An unknown compound has the following chemical formula: PtCl, where x stands for a whole number. Mea...

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Q: What is the mole fraction of N2 if a flask contains a mixture of 1.11 g H2 gas (H = 1.01 g/mol) and ...

A: Mole fraction is defined as number of moles of solute divided by total number of moles of solution. ...

Q: 2. Complete the table below, giving the compound's formula and name. NO; so,?- PO,3- K* Cu2+

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Q: 3+ Show h

A: Which of following represent CsI

Q: An ideal gas in a cylinder fitted with a piston expands at constant temperature from a pressure of 4...

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Q: 0.10 M solution of a base is 2.0% associ

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Q: The molar heat of combustion, A H¿, of sucrose is -5643.4 kJ mol-1. If 0.250 moles of sucrose is com...

A: The entropy of a substance is the measure of disorder. As the disorder in the substance is increases...

Q: (Use the lowest possible coefficients. Be sure to specify states such as (aq) or (s). If a box is no...

A: These Are the Acid Base Reaction  in which salt formation  Takes place .

Q: An ideal gas in a cylinder fitted with a piston expands at constant temperature from a pressure of 8...

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Q: View Policies Current Attempt in Progress Is the following reaction spontaneous at room temperature ...

A: For a spontaneous reaction, ∆S of a reaction should be positive.

Q: soluble

A: In this question we have to describe which of the following substance are soluble in water with suit...

Q: 400g of NaF are disolved in 2 kilograms of water. The solutions density in this condition is 1.2g/ml...

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