Question

consider the following chemical reaction

4Al+3O2------>2Al2O3

If 12.85g of Al reacts completely with oxygen and 18.42g of aluminum oxide is obtained, what is the percent yield of the reaction?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

General Chemistry

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: Provide the IUPAC name of this Alkynes

A: Hello. Since your question has multiple parts, we will solve the first question for you. If you want...

Q: Draw the major product

A: NBS : N-Bromosuccinimide. The structure of N-Bromosuccinimide is as follows: NBS undergo brominatio...

Q: Select the conditions in which elimination/condensation is most likely to occur. Note that only one ...

A: Click to see the answer

Q: what is the solunility of silver chromate in an aqueous solution containing 0.04 M silver nitrate? t...

A: Solubility of Ag2CrO4 in an aqueous solution containing 0.04 M silver nitrate = 1.25 x 10-9 M

Q: Silk is an example of a natural polymer. Name three properties that make silk desirable.Which synthe...

A: Click to see the answer

Q: 4.30 A platinum compound is thought to be [Pt(PF3)(PMe3)(NCS)2]. What information about the composit...

A: Click to see the answer

Q: How can i solve this exercise?

A: The reaction of Benzene(C6H6) and Br2 is given by-          C6H6 + Br2 ---> C6H5Br + HBr Given, m...

Q: why NaH and M.C. are needed in this reaction? NaH OEt DEt Eto Eto М.С.

A: The Horner-Wadsworth-Emmons reaction is the modified Wittig reaction which make use of stabilized ph...

Q: Which of the following atoms would possess the highest first ionization energy? Select an answ...

A: Ionization energy is amount of energy required to remove the electron from isolated atom  So as left...

Q: Write down the reaction of ethanoic acid with water and identify the conjugate base.

A: Click to see the answer

Q: Dehydrohalogenation of vinyl halides is essentially an E2 process. A stercochemical study revealed t...

A: E2 elimination reaction is a one-step reaction in which two substituents leaves the molecule at the ...

Q: What are concentration cells? What is Ɛ in a concentration cell? What is the driving force for a con...

A: A concentration cell is an electrolytic cell that is comprised of two half-cells with the same elect...

Q: The first step in the preparation of lead from its ore (galena, PbS) consists of roasting the ore.  ...

A: Dear student , As you have not given the standard enthalpy values for the reaction. So we have taken...

Q: Calculate the number of hydrogen and or molecules in a salution prepared by mixing 45g glucase in 36...

A: Total Number of Hydrogen and Oxygen molecules present in the Mixture can be calculated as -

Q: Define the term oxidation and reduction. Why must these processes take placetogether?

A: Click to see the answer

Q: How many sublevels are in the n = 3 level? sublevels: How many orbitals are in the n = 3 level? orbi...

A: Given, n=3 level andwe are asked to the number of sublevels, orbitals and maximum number of electron...

Q: Which has the higher electronegativity? C or O? Br or Cl? Pb or H? O or H? C or H?

A: Click to see the answer

Q: Sketch CH2F2 showing the orbitals and any overlapping orbitals to indicate covalent bonds. Also, lab...

A: The compound CH2F2 is covalent in nature. The shape of this molecule is tetrahedral with 4 sigma bon...

Q: What are the electron transitions included in Cu(acac)2, VO(acac)2 and Cr(acac)3? d-d transitions, i...

A: In the transition metal complexes considered, the ligand attached to the central metal is acetylacet...

Q: 2ICI(s) ** 12(s) + C12(g). Which of the following changes will increase the total amount of of C12 t...

A: For the given reaction, the concentration of ICl (s) and I2(s) is assumed to be constant as both are...

Q: Pls help me I'm just grade 6 please answer the questions shortly and concise thank u experts love ❤️

A: Introduction :  Immiscible liquid mixtures are those which don't mix and give different phase. Misci...

Q: Electroplating is a way to coat a complex metal object with a very thin (and hence inexpensive) laye...

A: Mole is the amount of the substance that contains the same number of particles or atoms or molecules...

Q: Calculate the standard free energy change in KJ for the following reactions using standard cell pote...

A: Click to see the answer

Q: How can the spin- spin splitting be differentiated from chemical shift lines in an NMR spectra

A: Both the concepts of spin - spin splitting and chemical shift are very useful in interpreting an nmr...

Q: What is the freezing point of a 1.389 m solution of C6H12O6? What is the boiling point of the same s...

A: Click to see the answer

Q: In an experiment, when 2.4 g of Al is mixed with enough HCl in a coffee-cup calorimeter to make 125....

A: The reaction considered is, 2 Al (s) + 6 HCl (aq) →2 AlCl3 (s) + 3 H2 (g)

Q: Balance the following half-reactions by adding the appropriate number of electrons (e-). Then, class...

A: Given half reaction, I2(s) +6H2O ------> 2IO3 -  + 12H+ To balance the half reaction, species on ...

Q: Need help with these calculations

A: The heat is given by: Q = m×c×ΔT Q = heat m = mass c = specific heat ΔT = temperature change

Q: What is the rate at which the pressure changes at point where the ratio of pressure to its volume is...

A: Given information: Pressure to volume ratio, P/V = 0.4 atm/L Expansion ratio at constant temperature...

Q: Write a balanced half-reaction for the oxidation of liquid water (H20) to aqueous hydrogen peroxide ...

A:   2H2O(l) -------> H2O2(aq) + 2e-  + 2H+ (aq) where (l) represent liquid state             (aq) r...

Q: As before my question remains the same, what is the major product and then the minor product of the ...

A: KOCH3 acts as a base. It abstracts the hydrogen from the 3° carbon and causes the elimination (E2) o...

Q: Classify each of the following amines as (1) primary, secondary or tertiary and as (2) aliphatic or ...

A: Click to see the answer

Q: Arsenate (AsO43-) has been used as a poison since ancient times. It disturbs glycolysis by interferi...

A: Glycolysis is the splitting of glucose molecule into pyruvate. This process takes place in the cell ...

Q: Transition metals lose the VALENCE electrons FIRST, THEN lose the d- electrons necessary for the giv...

A: Given statement,    Transition metals lose the valence electrons first, then lose the d- electrons n...

Q: Write a balanced half-reaction for the reduction of nitrate ion (N0, ) to gaseous nitrogen dioxide (...

A: Click to see the answer

Q: Having trouble with these if you could please help. Please include phases. Thank you!   A)Write the ...

A: A) When NH2OH dissolved in water, it dissociates into ions.  NH2OH(aq) + H2O(l)⇌NH3OH+(aq) + OH-(aq)...

Q: Sketch BCl3 showing the orbitals and any overlapping orbitals to indicate covalent bonds. Also, labe...

A: The compound BCl3 is covalent in nature with 3 sigma bonds. The BCl3 contains 3 bonding pairs and no...

Q: Write the chemical reaction for the conversion of CO2 to HCO3-, including the enzyme that catalyzes ...

A: The chemical reaction involved in the conversion of CO2 to HCO3- is, CO2 + H2O <=> H2CO3 <=...

Q: A solution of 150.0 mL of 0.2000 M of lead(II) nitrate is mixed with a 125.0 mL of 0.1200 M sodium s...

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

Q: Now you know that vinegar, acetic acid containing, used as condiments for salad dressings.It is a we...

A: An acid is one that release H+ on hydrolysis. The acids that completely dissociate in presence of wa...

Q: Name the following compounds according to IUPAC rules: Br

A: The IUPAC names are given as below:

Q: Based on the following reaction BaCl2(aq)+Na2SO4(aq)----->BaSo4(s)+2NaCl(aq) if a reaction mixtur...

A: Balanced chemical equation: BaCl2(aq)   +   Na2SO4(aq)   ----->  BaSO4(s)  +   2NaCl(aq) Number o...

Q: The standard enthalpy change for the following reaction is -496 kJ at 298 K. 2 K(s) + O2(g)  K2O2...

A: Introduction :  We need tell the enthalpy change for the reaction when reaction get reversed . Given...

Q: What is the rate at which the pressure changes at point where the ratio of pressure to its volume is...

A: Given information: Pressure to volume ratio, P/V = 0.4 atm/L Expansion ratio at constant temperature...

Q: Write the saponification reaction of glyceryl dioleate monopalmitate with aqueous NaOH?

A:   Saponification is a process that involves conversion of fat or oil into soap and alcohol by the ac...