Is the following reaction spontaneous at room temperature and pressure? 2Ag20(s) → 4Ag(s) + O2(g) No. O Yes.

Q: battery

A: In this question we have to describe how many hours will Last of a 57.5 wh 4 cell battery.

Q: The standard enthalpy of combustion, A H; , of graphite is -393.51 kJ mol1. Calculate the change in ...

A:

Q: What is the N-O bond order in the NO fragment? A) 1 B) 1.5 C) 2

A: First of all, we write Lewis’s structure of N2O3. Lewis’s bonding theory is based on the octet rule....

Q: The rate constant k for the reaction shown below is 2.6 × 10–8 L/mol⋅s when the reaction proceeds at...

A: k = Ae-Ea/RT where, k = Rate constant = 2.6 x 10-8 L/mol.s A = Frequency factor = ? Ea = Activation ...

Q: Standard Cell Potential Pair of Half-cell Anode Cathode Cu/Cu2 and Ni/Ni2 Pb/Pb? and Mg/Mg2 Cd/Cd2 a...

A: For the cell formation the E° of the cell must be positive . So that the reaction will be become spo...

Q: Pair of Half-cell Cell Notation Cu/Cu2 and Ni/Ni*2 Pb/Pb2 and Mg/Mg2 Cd/Cd2 and Ag/Ag*

A: Notation of cell potential . A positive cell potential indicates that reaction is spontaneous reacti...

Q: In order to convert between the number of molecules of a compound and the number of molecules (expre...

A: The conversion is done with The help of Avagadro  Number .

Q: For a process, 153 J of heat was released by the system and 267 Jof work was done on the system. Cal...

A:

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

A:

Q: Q.1 Find the IUPAC Names of the following structures. CH3 11 CHy

A:

Q: What is the percent yield if 28.55 grams of FeCl3 (162.2 g/mol) is created from 11.08 grams of iron ...

A: Given : Chemical equation: 2Fe + 3 Cl2 --> 2FeCl3                                                ...

Q: The chromium metal film crystallized in a body-centered cubic cell. How many chromium atoms are ther...

A:

Q: Determine the Miller Index of plane of the given plane in an HCP crystal? Write the negative sign if...

A: BASAL PLANES IN HCP  

Q: A. How many mL of a 0.171 M aqueous solution of nickel(II) nitrate, Ni(NO3)2, must be taken to obtai...

A: A.  Given,  concentration of aqueous solution of nickel(II) nitrate, Ni(NO3)2 = 0.171 M  Mass of Ni(...

Q: Current Attempt in Progress The molar heat of combustion, A H:, of sucrose is -5643.4 kJ mol-1. If 0...

A:

Q: According to the following reaction, how many grams of sodium hydroxide will be formed upon the comp...

A: Given,  The balanced chemical equation,  2Na(s) + 2H2O (l) ------> 2NaOH(aq) + H2(g) 25.2 grams o...

Q: A major component of gasoline is octane (C,H8). When octane is burned in air, it chemically reacts w...

A:

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

A:

Q: (A) CsBr (B) MgCl2

A: A compound is formed by the electrostatic interaction between the cation and the anion. The cation i...

Q: A parallel circuit has 3 resistors each on different paths connected to a 120 V potential difference...

A:

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

A:

Q: What is the mass in grams of Na2CO3(s) (molar mass = 105.98 g/mol) that, when dissolved in 1.393E2 m...

A:

Q: Question 8 For which salt is the aqueous solubility most sensitive to pH? CaFa(aq) O Cacl(aq) CaBrz(...

A: We have to tell about the solubility of the sparingly soluble salt. We know that the solubility of s...

Q: Which of the following best describes the situation for individual gas molecules in the same contain...

A: A question based on kinetics of reactions in solution that is to be accomplished.

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

A:

Q: Above what Fe2 + concentration will Fe(OH), precipitate from a buffer solution that has a pH of 8.24...

A: To calculate the concentration of Fe2+ , we would write the dissociation equation of Fe(OH)2 and the...

Q: CaO(s) -635.5 NaHCO3(s) -947.7 Ca(OH)2(s) -986.59 Na,CO3(s) -1131 – 1432.7 - 1575.2 CaSO,() NACI(s) ...

A:

Q: The extraction of aluminum metal from the aluminum hydroxide in bauxite ore by the Hall-Héroult proc...

A: given :-  step 1 2Al(OH)3(s) → Al2O3(s) + 3H2O(g)  step 2 2Al2O3(s) + 3C(s) → 4Al(s) + 3CO2(g)

Q: 4. Give the formulas for the following ionic compounds. (a) Aluminum bromide (b) Magnesium oxide (c)...

A: In multipart questions, we solve only the first three subparts according to the Bartleby guidelines....

Q: 19 Calculate AH" and AE" for the following reactions at 25 °C. Use standard enthalpies of formation ...

A: As per our guidelines we can only solve first three sub-parts. Please resubmit the other questions a...

Q: Which type of half-cell, when used along with a Mn/Mn2+ half-cell, gives the largest cell potential?...

A:

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

A:

Q: Calculate the molarity of each of these solutions. a. A 4.053-g sample of NaHCO3 is dissolved in eno...

A:

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

A:

Q: The reaction 2N;O)- 2N2(9) + Oz(g) has AH° - -163.14 kJ. What is the value of AE for the decompositi...

A: The relationship between ∆H and ∆ E is given by expression  ∆H = ∆E + ∆ngRT Where ∆ng = moles of gas...

Q: The molar heat of combustion, A H2, of methane is -890.7 kJ mol-1. If 0.0500 moles of methane is com...

A:

Q: b) c) CH3 CH HC CH,

A:

Q: A mixture must be at its saturation point to be classified as a true solution. True False

A:

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

A:

Q: Arabinose has the following structure: HHH OH CHO HO но н но н IDraw the structure of the enantiomer...

A: Isomerism is a phenomenon where pair of compound have similar molecular formula but different struct...

Q: A volume of 500.0 mL of 0.140 M NaOH is added to 565 mL of 0.200 M weak acid (?a=1.59×10−5). What is...

A: Given,  The pH of the buffer solution made by using 500.0 mL of 0.140 M NaOH is added to 565 mL of 0...

Q: Calculate the mass of ammonia (NH,) that contains a trillion (1.000 × 102) hydrogen atoms. ΝΗ. Be su...

A:

Q: Jse names from the table below. List each class of functional group only once. If there are fewer th...

A: Functional group is a substituent because of which chemical reaction takes place. 

Q: 1. Find my mistakes and fix the problem! In solving the following equilibrium problem, I made 4 mist...

A:

Q: The standard enthalpy of combustion, A H; ,of graphite is -393.51 kJ moli. Calculate the change in s...

A:

Q: kinetic molecular theory.

A: In this question we have to explain the change to the size of the balloon based on the kinetic molec...

Q: What VSEPR shapes are in sucrose

A:

Q: Write the chemical formula for an ionic compound that would be created from typical ions of the foll...

A: A chemical formula of an ionic compound can be formed by criss-crossing the valencies of ions.

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: When orbitals of identical energy are available, electrons initially occupy these orbitals singly an...

A: Define Friedrich hunds rule....