- 37.0 K

Q: An electrolytic cell contains 50.0 mL of a 0.297M solution of Fe Cl3. A current of 0.643 A is passed...

A: First, calculate the Faradays represented by 0.643 A for 15.0min as follows: Faradays = 0.643C s × 1...

Q: Draw the Lewis Dot Symbol for each element i.) S J.) P K.) C L.) Mg M.) K N.) Ar O.) N

A: A question based on Lewis dot symbol, which is to be accomplished.

Q: Determine the one or two steps it takes to get from the starting material to the product using the r...

A: In organic conversion, substrate is attacked by the suitable specific reagent based upon their chemo...

Q: Identify the reactions involved in the following conversion.

A: A multiple choice question based on organometallic chemistry, which is to be accomplished.

Q: 3.) Consider that the following half reaction is assigned a half cell voltage of 0.00 V. Hg (aq) + 2...

A:

Q: How many grams of lithium hydroxide are required to completely react 10.6 moles of selenous acid. Wr...

A: Reaction involved 2LiOH(aq)+ H2Se03(aq) → Li2Se03 +2H20 Molar mass ( LiOH) = 7 + 16 + 1 = 24 g / mol...

Q: Help with 1-3!

A: 1. In SN2 inversion product is formed , since inthis mechanism attacking and leaving of nucleophile ...

Q: Part D: “What’s My Shape!” a. Take some water with a straw and put a few drops on plastic sheet. Wha...

A: A water molecule is comprised of one oxygen atom with two hydrogen atoms bonded and has the molecula...

Q: A 20.0-mL sample of 0.115 M sulfurous acid (H2SO3) solution istitrated with 0.1014 M KOH. At what ad...

A: The volume of base solution does each equivalence point occur has to be given, First, calculate the ...

Q: Calculate the standard potential, ?∘, for this reaction from its equilibrium constant at 298 K.   X(...

A: This question is related thermodynamics. We have to deal with the formulas to arrive at the solution...

Q: Considering the unbalanced REDOX reaction below: CrO42 + ASH3 → Cr(OH)3 + As Please balance this equ...

A: Oxidation refers to the release of electrons or elimination of hydrogen and reduction refers to the ...

Q: Draw the Lewis Dot symbol for each element

A: The Lewis dot symbol of the atom : In the Lewis dot symbol of atom , the valence electrons of the el...

Q: A sample of impure tin of mass 0.535 g is dissolved in strong acidto give a solution of Sn2+. The so...

A: Redox reaction or Oxidation-reduction reaction: The reaction in which the oxidation and reduction re...

Q: Calculate the standard cell potential, ?∘cell,Ecell∘, for the equation   Fe(s)+F2(g)⟶Fe2+(aq)+2F−(aq...

A: As per standard reduction table Fe2+(aq)  + 2e- → Fe(s)              E° = -0.45V F2 (g)+ 2e- → 2F- (...

Q: Explain the concept of bonding and antibonding molecular orbitals and draw examples of s and p MOs?

A: The concept of bonding and antibonding molecular orbitals and  examples of s and p MO has to be give...

Q: How many grams of solid barium sulfate form when 25.2 mL of 0.160 M barium chloride reacts with 65.1...

A: Given,     25.2 mL of 0.160M  barium Chloride (BaCl2) Hence, no. Of moles of BaCl2 = 25.2×10-3 × 0.1...

Q: Purification of chromium can be achieved by electrorefining chromium from an impure chromium anode o...

A: According to faradays first law of electrolysis, charge required to deposit cr metal is given by:  Q...

Q: A sample of gas has a volume of 7.00 L and a pressure of 2.750 kPa when its temperature is 45.0°C. I...

A: Initial volume = V1 = 7 L Initial pressure = P1 = 2.750 kPa ( Kpa = 0.00987 atm ) P1 = 0.0271 atm In...

Q: 2. Two containers each have 50 mL of water at 20°C initially. They are each heated with the same sou...

A:

Q: When copper metal is added to nitric acid, the following reaction takes place Cu (s) + 4 HNO3 (aq) →...

A:

Q: A 5.0 L container is filled with a gas to a pressure of 4.00 atm at 0°C.At what temperature will the...

A: Interpretation -  To tell about at what temperature will the pressure inside the container be 2.00 a...

Q: Problem The following molecular scenes depict an important reaction in nitrogen chemistry (nitrogen ...

A: A balanced chemical equation is defined as the equation where equal numbers of total individual atom...

Q: Place the metal solutions you tested in order of increasing energy based on the colors observed in t...

A: 1st part: Colour of LiCl flame is red 2nd part: Colour of NaCl flame is Golden yellow. 3rd part: Col...

Q: Why do exothermic processes tend to be spontaneous at lowtemperatures? Why does their tendency towar...

A: The reason for exothermic processes tend to be spontaneous at low temperatures has to be given and t...

Q: For which one of the following substances is AG,, the Gibbs free energy of formation, equal to zero?...

A: Option d should be the right answer.

Q: 4.82 A sample of 0.6760 g of an unknown compoundcontaining barium ions (Ba2+) is dissolved in water ...

A: Given: Mass of unknown compound= 0.6760g Mass of Barium sulfate= 0.4105g To find: The percent by mas...

Q: Calculate the cell potential for the reaction as written at 25.00 °C, given that [Zn2+]=0.864 M and ...

A: The cell potential for a reaction can be calculated by using Nernst's equation as        Ecell=E°cel...

Q: Thank you.

A:

Q: Answer part A and B

A:

Q: The most stable electron-domain geometry for six electron domains is the octahedron. True or false?

A: The Lewis structure does not give any idea about molecular geometry but it purposed the distribution...

Q: A certain buffer is made by dissolving NaHCO3 and Na2CO3 in some water. Write equation to show how t...

A: NaHCO3 is a weak acid and Na2CO3 is the salt of this acid with strong base (NaOH). So, solution of N...

Q: Write the short hand (condensed) Electron configuration’s for the following elements: A.) N B.) K C....

A: given elements are N, K, Ge and S  We have to write electrons configurations for them. Number of ele...

Q: Write the structure of the principal organic product formed in the reaction of 1-propanol with each ...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Arrange the following in order of increasing melting point (lowest first): CO2, Si, H2O, and NaCl. C...

A: Remember that the forces that hold ionic compounds together are much stronger than the intermolecula...

Q: Give the name and formula of the compound formed from the following elements: (a) 12L and 9M (b) 30L...

A: The name and formula of the compound formed from the following elements: (a) 12L and 9M (b) 30L and ...

Q: Calculate the percent yield of potassium oxide if 2.93 grams are produced from the reaction of 3.22 ...

A:

Q: For the first part, only give number coefficients.

A: The given unbalanced equation is as follows --- H3AsO3   +    HNO3     →   H3AsO4   +   NO    .........

Q: How many valence electrons do the following elements have? A.) Sr B.) Cl C.) Si D.) Se E.) H

A: Interpretation -  To tell about how many valence electrons do the following elements have -  A.) Sr ...

Q: For the endothermic reaction  A (aq) + B (aq) → C(aq) + D(s) What direction does the reaction proce...

A: According to Le Chaterlier's principle if, an equilibrium is stressed, then the reaction shifts to r...

Q: Tow many kilojoules of energy will be needed to decompose 10.8 g of N205 gas? N205 (g) + 110 kJ-> 4 ...

A:

Q: Explain the differences in chemical and physical properties of metals and nonmetals, including the b...

A: Metals are placed on the left-hand side of the periodic table, and non-metals on the right-hand side...

Q: 4.75 Describe the basic steps involved in gravimetricanalysis. How does this procedure help us deter...

A: Gravimetric analysis: It is an analytical process for determining amount of substance through the he...

Q: a student is given 50.0 mL of a solution of Na2CO3 of unknown concentration.   to determine the conc...

A: Answer:- This question is answered by using the simple concept of writing the net ionc equation anf ...

Q: The vapor above a mixture of pentane and hexane at roomtemperature contains 35.5% pentane by mass. W...

A: Given: Amount of pentane in vapor= 35.5%= 35.5g vapor pressure of pentane= 425 torr= 0.56 atm Vapor ...

Q: Calculate the solubility of carbon dioxide in water at 0 °C and a pressure of 3.00 atm. The solubili...

A: Given data contains, Solubility of carbon dioxide at 0°C and 1 atm is 0.348 g/100 mL. The solubility...

Q: What is an intermediate within a reaction mechanism?

A: The intermediate within mechanism of reaction has to be defined.

Q: The volume of a certain bacterial cell is 2.56 mm3. (a) What is its volume in cubic millimeters (mm3...

A: A substance's or object's volume is the amount of 3D space it takes up. Volume seems to be a derived...

Q: the reaction below at 35°C. 2 SO2(g) + 02(g) 2 SO3(g) Enter your result as a number without units. Y...

A: We know that -> ∆G° = ∆H° - T ∆S°  

Q: Draw the structure of DDE.

A: The structure of DDE has to be drawn below.

Q: Discuss the volumes of Gases in Chemical reactions?

A: The volumes of gases in chemical reactions have to be discussed below.