Explain why pure liquids and solids can be ignored while writing the equilibrium constant expression ?

Q: Calculate the change in the chemical potential of liquid water and water vapor when the pressure is ...

A: The change in chemical potential of a certain phase with the constant temperature is called the chan...

Q: Write a balanced chemical reaction for the incomplete combustion of pentane, C5H12C5H12 in oxygen ga...

A: As the amount of oxygen decreases, combustion of hydrocarbons becomes more and more incomplete and p...

Q: 18. If 0.21 M solution of an acid (HA) has a pH of 2.0; then the Kb of the conjugate base (A-) of th...

A: HA (aq) + H2O (l) ⇔A- (aq)+ H3O+(aq)

Q: What would the pH be at the equivalence point when citric acid is neutralized with sodium hydroxide?...

A: pH can be defined as the measure of acidity. It have the formulae, pH =-logH+    

Q: Draw additional resonance structures for each anion.

A: The resonance structure of an ion is obtained by the movement of delocalized electrons on the ion. I...

Q: 7. Propose a mechanism and predict the product, including stereochemistry. а) H,0* H20 b) Он 1. NaH ...

A: “Since you have posted a question with multiple sub-parts, we will solve first three sub-parts for y...

Q: Classify each property as physical or chemical.a. the tendency of ethyl alcohol to burnb. the shine ...

A: a. Ethyl alcohol burns as it reacts with oxygen in air to form carbon dioxide and water- this is a c...

Q: Which of the following statements about oxidation and reduction is correct? A. As a result of the in...

A: (A) Introduction of atom of hydrogen into molecule, an oxidation reaction takes place. The statement...

Q: What would the pH be at the equivalence point when hydrochloric acid is neutralized with lithium hyd...

A: Hydrochloric acid is a strong acid and lithium hydroxide is a strong base. When lithium hydroxide re...

Q: Verify that the imine represented below can exist in two diastereoisomeric forms and then attribute ...

A: The temperature at which a solid converts into a liquid state is known as a melting point. The melti...

Q: What does a negative standard cell potential imply about the reaction?

A: The potential difference between the cathode and anode half cell under the standard conditions of te...

Q: If 35g of salt was dissolved in 350g of water, what would be the concentration of salt, expressed as...

A: Please find the attached images for answer

Q: Write down the reactions taking place in different zones in the blast furnace during the extraction ...

A: In blast furnace, iron oxides are reduced at different temperature ranges. In the lower part of the ...

Q: What are lyophobic colloids? Give one example for them.

A:

Q: The property which is not shown by acids is ? Ans - they feel soapy.

A: Note - Since you have asked multiple question, we will solve the first question for you. If you want...

Q: Convert 3.345MJ into J

A: We know that , 1 Mega = 106 units  1 M = 106 units By using this relation we can convert the mega jo...

Q: Name  the compound, showing stereochemistry if relevant

A: A systematic name is given to an organic compound by IUPAC nomenclature. The set of rules which are ...

Q: Please convert problem seven into from representative to moles and show the steps please.

A: This problem can be solved by knowing that one mole consists of 6.022×1023 particles.

Q: Plz do Asap....!

A: The study of heat exchange from one source to another is called thermodynamics. Different laws overs...

Q: What two familiar phases an Elemental carbon has ?

A: An element having one or more forms with the same physical state is referred to by the name allotrop...

Q: Balance the reduction-oxidation reaction of NiO2 + Fe → Ni (OH) 2 + Fe (OH) 3 (basic medium). Additi...

A: Given:  (O: 16;  H: 1 )gmol-1  To find: reduction-oxidation reaction of NiO2+Fe→Ni(OH)2+Fe(OH)3 

Q: When hydrogen gas combines with oxygen gas to form water, is thehydrogen reduced or oxidized? Explai...

A: Water is formed when gaseous hydrogen is combined with gaseous water. The chemical equation could be...

Q: Balance this equation

A: Unbalanced chemical equation:-  H2SO4 + NaOH  ----> Na2SO4 + H2O  Every reaction has to follow la...

Q: Please convert the problem number 4 the flowing into moles to representative particles

A: 1 mole of any species contain avogadro number6.022×1023 of particles. Given species is 9.3 mol Au We...

Q: Wacker's process involves:

A: Wacker process : It is basically an addition of a molecule of O2 or an oxidation process to a termin...

Q: What are the current advancements of polymer technology?

A: The aggregation of a number of small molecules of low molecular mass to form a larger molecule that ...

Q: Acetic acid in the vapor phase consists of both monomeric and dimeric forms in equilibrium: 2 CH;COO...

A: Given reaction                                2 CH3COOH(g) ==> (CH3COOH)2(g) can be write as     ...

Q: A 50 wt% Pb-50 wt% Mg alloy is slowly cooled from 700°C (1290°F) to 400°C (750°F).(i) At what temper...

A: The Mg-Pb phase diagram is shown as follows:

Q: In an electroplating operation, the cell potential is sometimes 0 V. Why is zero potential possible ...

A: In this question we need to illustrate the fact that cell potential for an electroplating cell can b...

Q: Please help me solve this

A: Two molecules which have same molecular formula but different connectivity and they are easily inter...

Q: Identify the C-H out-of-plane bending vibrations in the infrared spectrum of 4- methylcyclohexene. W...

A: The out of plane bending vibrations in the C-H groups of the IR spectrum of 4-methylcyclohexene is l...

Q: Differentiate between Constant-Pressure versus Constant-Volume Calorimetry?

A: A constant-pressure calorimeter measures the change in enthalpy of a reaction occurring in a liquid ...

Q: What is the problem with multi-electron atoms?

A:  In the early 20th century Bohr model of the atom was a leading contender in explaining the structur...

Q: Fill the table

A: Hello. Since your question has multiple subparts, the first three subparts shall only be solved in t...

Q: Predict the major products when the following compounds are irradiated by light and treated with (1)...

A: When alkylbenzenes are reacted with Br2 in the presence of light, the bromination occurs at the benz...

Q: Given that the standard free energies of formation of Ag+(aq), Cl−(aq), and AgCl(s) are 77.1 kJ/mol,...

A: The given data contains, ∆G =∆G(AgCl(s))-∆G(Ag+)+∆G(Cl-)       =-109.8 kj/mol-77.1 kj/mol-131.2 kj/m...

Q: Write the IUPAC name for  compound

A: While writing the IUPAC name, first identify the parent chain and the functional groups.  

Q: 1-The reaction A(g) --> B(g) + C(g) is known to be first order in A(g). It takes 25 s for the con...

A: Order of reaction= 1  By using 1 order rate equation we can find the concentration of reactant at di...

Q: Name the following:

A: The given compound is ,

Q: 2) Radiation and matter interact and leave some characteristics (absorbance/transmittance) of the ma...

A: To gain knowledge about: Interaction of spectra with matter and spectral formation. Study of expose...

Q: This question studies the following elementary reaction: 2 SO,(g) + 0,(g)→ 2 SO, (g) The rate of pro...

A:

Q: A sample of ore contains 0.60% indium by mass. If you want to collect 3.54 dm3 of indium from the or...

A: Density of indium = 7.31 g/cm3 Volume of Indium = 3.54 dm3 1 dm3 = 1000 cm3 3.54 dm3 = 3540 cm3 Dens...

Q: Calculate the pH of a 0.2M ca(OH)2 solution

A: Ca(OH)2 ---> Ca+2 + 2OH- pH = -log [H+] KW = [H+] x [OH-] = 10-14

Q: CH4 (g) + 2H2S (g) CS2 (g) + 4 H2 (g) A reaction mixture initially contains 0.50M CH4 and 0.75 M ...

A:

Q: Practice chemistry question

A: The given molecules contain sigma, pi, and nonbonding electrons. The nonbonding electrons are presen...

Q: Which statement is incorrect about CO ligand? Select one: O a. CO ligands can adopt terminal, u2 and...

A: The incorrect statement among the given options has to be given,

Q: 2. When a sample of 1.0 mol of a monatomic perfect gas with Cm- 12.47 J/mol K and initially at 25°C,...

A: Let us consider that the system is adiabatically reversible. For an adiabatic reversible system: TVγ...

Q: Calculate the concentration of sodium hydroxide solution in g/l and in mol/L

A: Given that 16.5 mL of a 0.5 M H2SO4 solution is neutralised by 25 mL of a NaOH solutionWe have to fi...

Q: Give the IUPAC name for attached compound.

A: IUPAC name of the compound is given by identifying the functional group and the parent name.

Q: Expectation: demonstrate an understanding of the concept of dynamic equilibrium and the variables th...

A: For an acid HA, the hydrolysis reaction can be written as; HA(aq)+H2O(aq)→A-(aq)+H3O+(aq) A- is call...