State aluminum was reacted with hydrochloric acid

Assignment Help Chemistry
Reference no: EM13184621

a 1.00 g sample of an alloy of copper and aluminum was reacted with hydrochloric acid , and 85.0 mL of hydrogen gas (measured atSTP) was produced. Only aluminum reacts with hydrchloric acid; copper does not. What is the weight percent aluminum in the alloy?

Reference no: EM13184621

Questions Cloud

Compute the molarity of the kmno4 solution : calculated was contained in 23.80 mL of KMnO4 solution. calculate the molarity of the KMnO4 solution.
State what is the overall charge state for the tetrapeptide : 1) What is the overall charge state for the tetrapeptide DREAM at physiological pH. The pK values for N-terminal, C-terminal, side chain of asp, arg, glu are 9.0, 3.5, 3.9, 12.5, and 4.1
Compute the stoichiometric air-fuel ratio : calculate the stoichiometric air-fuel ratio of a fuel blend containing 80 vol.% ethanol and 20 vol.% gasoline
Why the company thought they would be flatter or steeper : Why does google care weather people think it is large or small? Do highway billboards actually provide competition for Google. Briefly explain. Please state wheather the actual demand were a)to the right or to the left the where the company thou..
State aluminum was reacted with hydrochloric acid : a 1.00 g sample of an alloy of copper and aluminum was reacted with hydrochloric acid , and 85.0 mL of hydrogen gas (measured atSTP) was produced.
Explain how would adjust the concentration of tween : Tween-20 is a detergent that is often used in immunological assays. Concentrated Tween-20 a viscous liquid and is difficult to accurately pipette in small amounts. Because of thism it is common to make a 10% stock of Tween 20 i nwater and use this..
Balance sheet as the par value of common stock : In mid- 2014 due to dramatic increases in profits, the stock reached a market value of $90 per share. The board of directors approved a 2- for -1 split. After the stock split, what will the balance sheet show as the par value of common stock?
Identify the comparative advantage enjoyed by each country : Further, assume that the countries have similar resource endowments and that, initially, they are not trading with each other. Therefore, each of the countries has to produce both rice and tea for its citizens. Suppose that, in the no-trade situat..
Determine the balance sheet inventory carrying value : Determine the balance sheet inventory carrying value at December 31,2011 assuming the LCM rule is applied to individual products and separate income statement item, determine the amount of the loss.

Reviews

Write a Review

Chemistry Questions & Answers

  Compute the helmholtz energy for the molecule

two excited triplet states are found 13814 and 15891 cm^-1 above the ground state. calculate the Helmholtz energy for this molecule at room tempreature and 1 atm.

  Determine the procedure to make concentrated solution

Determine the procedure to make 250ml of 0.1M H3PO4 from concentrated 85%(by mass) H3PO4.

  What is the minimum temperature reached by the solution

The heat of solution of ammonium nitrate is 26.2 kJ/mol. If a 5.368 g sample of NH4NO3 is added to 40.0 mL of water in a calorimeter at 23.5°C, what is the minimum temperature reached by the solution.

  Calculate the molar concentration of in the surface water

Using Henry's law, calculate the molar concentration of in the surface water of a mountain lake saturated with air at 20 and an atmospheric pressure of 660 torr.

  Explain what is the mass of the copper block

When the two substances reach thermal equilibrium, the final temperature is 24.2 degrees celcius. What is the mass of the copper block?

  What is the molar volume of the oxygen gas

What is the molar volume of the oxygen gas at the conditions in the laboratory?

  Calculate the edge length of the unit cell

titanium metal has a body-centered circle unit cell. The density of titanium is 4.50 g/cm^3 . Calculate the edge length of the unit cell and a value for the atomic radius of titanium.

  Explain single sugar gives a negative fermentation test

An unknown consisting of a single sugar gives a negative fermentation test. Which one of the following tests would allow you to decide which of the five sugars used in this experiment you had?

  Determine adiabatic flame temperature of combution process

A fuel gas containing 22% CO, 13% CO and 65% N2 by volume is combusted with theoretic amount of air in a furnance to heat solid burden material.

  How many moles did she collect

If a chemistry student collected 834 mL of gas at 25 degrees C and 8.00 x 10^2 torr, how many moles did she collect?

  Compute the ka and the pka for periodic acid

is an important oxidizing agent and a moderately strong acid. in a 0.1M solution ,[H+] = 3.8x10^-2M. Calculate the Ka and the pKa for periodic acid.

  What mass of hcl is consumed by the reaction

What mass of HCl is consumed by the reaction of 3.84 mol of magnesium? Answer in units of g.

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd