What is a lead/acid cell used for?  and details of what it works in.

Q: Dinitrogen tetraoxide and nitrogen dioxide are two gases that exist in equilibrium at a range of tem...

A:

Q: Enter your answer in the provided box. For the reaction N2(g) + 3H2(g)S 2NH3(g) Kp is 0.000719 at 56...

A:

Q: A student ran the following reaction in the laboratory at 543 K: PCI3(g) + Cl2(g) =PCI5(g) When she ...

A:

Q: Calculate the sulfur concentration in parts per million.

A:

Q: In the reaction of copper with iron (iii) chloride that yields copper (ii) chloride and iron metal, ...

A:

Q: A student ran the following reaction in the laboratory at 245 K: 2NOBR(g) 2NO(g) + Br2(g) When she i...

A: We are required to find the equilibrium constant value for the reaction 

Q: Provide the reagents necessary to carry out the following conversion OH OH A 1) HCN; 2) PCC B 1) NaC...

A:

Q: 14. Calculate the enthalpy of decomposition of ammonium nitrate. Use the following enthalpy values: ...

A:

Q: Consider the following system at equilibrium where AH° = 16.1 kJ, and Kc = 6.50×10-3, at 298 К. 2NOB...

A: Given, Reaction : 2NOBr(g)⇌2NO(g) +Br2(g) ∆H°=16.1 kJKc=6.50×10-3T = 298 K

Q: Consider the following system at equilibrium where AH° = -10.4 kJ/mol, and Ko = 55.6 , at 698 K. H2 ...

A:

Q: Which of the following matched pairs of name and formula has an error? O NACIO3 / sodium chlorate O ...

A: Given :-  Formula         name of compound  NaClO3           Sodium chlorate  KBrO               pot...

Q: -14 21. Kw is equal to 1 x 10 а. ОС c. 5C e. NOTA b. 10 C d. 22 C

A:

Q: True or false 1.The enthalpy change is the heat evolved or absorbed during a reaction happening at c...

A: Given: 1.The enthalpy change is the heat evolved or absorbed during a reaction happening at constant...

Q: Below is an acid-dissociation equation for perchloric acid, which is a strong acid and has a pka of ...

A:

Q: Which of the following statements about microstates, macrostates, and probability are true? Multiple...

A: Macrostate is defined for a macrostate system which is a function of thermodynamic properties such a...

Q: A total of 25.00 cm3 of 0.300 M sodium hydroxide solution is exactly neutralized by  0.100 M sulfuri...

A: Sulfuric acid reacts with sodium hydroxide to form sodium sulfate and water. The equation for the ba...

Q: Draw the Lewis Dot Symbol of the following atoms or ions. 1. Radium 2. Selenium 3. Gallium

A:

Q: determine the conjugate acid and conjugate base

A: Definition : 

Q: A chemist wishes to prepare 121.00 mL of acetic acid/sodium acetate buffer solution with a pH of 4.5...

A: Given,  A chemist wishes to prepare 121.00 mL of acetic acid/sodium acetate buffer solution with a p...

Q: Draw a structural formula for the intermediate in the following reaction: CH2Cl2 Cl2

A: Electrophilic addition of Cl2 to alkene and form an intermediate species  attack of halide(Cl-) ion ...

Q: identify the role of water ( acid, base, or neutral )

A: According to Bronsted-Lowry concept,an acid releases an H+ ion to become conjugate base and base acc...

Q: Compare the following: A: Titration of 25 mL 0.10 M HX (weak acid) with 0.10 M NaOH B: Titration o...

A: For A -> volume of HX = 25 ml Molarity of HX = 0.10 M Molarity of NaOH = 0.10 M For B -> Volum...

Q: Cyclohexane-1,3-dione (diketone; Bronsted-lowry acid; H bonded to carbon 2 is acidic) Hexanol (Brons...

A:

Q: The thermochemical equation for the reaction between sodium and magnesium chloride is shown below . ...

A: Given reaction  MgCl2 (s) + 2Na(l) <----> 2NaCl (s) + Mg(s) ∆H° = -45.2kcal 

Q: Consider the reaction: S(s) + 02(g)=S02(g) Write the equilibrium constant for this reaction in terms...

A:

Q: Compare the two quantities based on the given condition: A solution containing KOH and KHCO3 is titr...

A: This is a titration method using the double indicator method, where two different indicators are use...

Q: 10. Give the reaction schemes to prepare the following two compounds shown in (a) and (b) from acety...

A:

Q: TRUE OR FALSE; an sp2 carbon may exist in an aldehyde.

A:

Q: Write the electron configuration of the following elements: • Arsenic • Chlorine (with a charge of...

A:

Q: A chemistry student weighs out 0.166 g of chloroacetic acid (HCH, CICO,) into a 250. mL volumetric f...

A: Chloric acetic acid reacts with sodium hydroxide to form sodium chloroacetate and water. The equatio...

Q: If you will be doing a 7-fold dilution with transferring 70 uL of initial solution to tube 2 and ser...

A: In order to make 7 fold dilution, we add 6 parts of water for 1 part of the concentrated solution.  ...

Q: Consider the titration of 50.00 mL of a solution that is 0.0800 M oxalic acid. Calculate the pH afte...

A: Here we have to calculate pH, H+ and OH- conconcentration if 50ml of 0.08 M oxalic acid is added wit...

Q: The equilibrium constant, Kc, for the following reaction is 1.32x102 at 342 K. 2NOBr(g) =2NO(g) + Br...

A:

Q: The pH of body fluids can be assessed by the measurement of plasma pH, total CO2, and: РОН b. pkw с....

A:

Q: Describe the preparation of 2.50 L of 0.500 M HClO4, starting with a 9.00 M solution of the reagent.

A:

Q: Which of the following DOES NOT define a gel?   a. it is in a semi-solid state   b. it entraps l...

A: Gel Semi-solid colloid in a more solid form than a sol broadly .    a.  it is in a semi-solid state ...

Q: 500. mL of a solution of calcium hydroxide at 45 °C contains 104.5mg of the salt. Determine the solu...

A: Given- Volume b= 500 ml =0.500 L (1L = 1000 ml) Weight = 104.5 mg = 0.1045 gm (1 gm = 1000 mg)  

Q: The equilibrium constant, K, for the following reaction is 7.00x10-5 at 673 K. Calculate K, for this...

A: Mole  can be defined as a standard unit for measuring large quantities of very small entities such a...

Q: help asap Ostwald ripening (digestion) improves the purity and crystallinity of the precipitate. T...

A:

Q: 12. At 25 °C, What is the [OH] if [H*] = 0.1 M? Answer: Computation:

A: 12) Given, Temperature (T) = 25°C [H+] = 0.1 M [OH-] = ? The formula used here are, pH = -log[H+] pH...

Q: What are the reasons why there are minimum and maximum azeotrope? How does this relate to the simila...

A: Minimum azeotrope is a solution whose boiling point is lower than the boiling point of the boiling p...

Q: You may have observed that KHT has a low solubility at room temperature that generally increases wit...

A: We have find out solubility of KHT.

Q: 7. Please show all work 7. Consider the titration of 25.0 mL of 0.04000 M bifunctional base Na,A (Kb...

A:

Q: Is the following statement true or false? If you think the statement is false, rewrite it to make it...

A: Green Chemistry  is A  Progressive  tool which produces minimum  amount of waste in the  Environment...

Q: 1. A dimer is formed in the solution reaction of 24 → Az. The rate law is -r, = kC,? where k is 0.01...

A: The rate law for the given reaction states that the reaction is a second-order reaction. For the sec...

Q: 1. The density of water at 25°C is 0.997 grams per mL. If a swimming pool holds 265 gallons of water...

A: Please note- As per our company guidelines we are supposed to answer only one question. Kindly repos...

Q: Given is a Temperature-composition phase diagram of binary solid composed of Diopside (CaMgSi206) an...

A: A question based on phase diagram that is to be accomplished.

Q: Explain the relation between the intermolecular forces present within a substance and the temperatur...

A: Intermolecular forces are defined as the forces that exist between molecules that hold them. In this...

Q: A sample of a hydrocarbon is found to contain 7.99g carbon and 2.01g hydrogen. What is the empirical...

A:

Q: ny grams of the mixture are needed to produce 219 of heat? ta: AH;(Al(s)) = 0 kJ/mol AH;(Fe,O,(0)) =...

A: Thermite reaction: 2Al (s) + Fe2O3(s) ----> 2Fe(l) + Al2O3(s)