chemistry

posted by .

1. What happened to the hydrogen gas generated in the last reaction? Add hydrogen gas to the cycle.
2. What happened to the aluminum?
3. Why was it important to wash the CuO?
4. What other metals can be easily recycled?


we experiment for recyclying a copper using a copper nitrate, sodium hydroxide and HCL

  • chemistry -

    If you want help you must provide a clear and concise paragraph about the experiment being conducted.

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. Chemistry 22

    1. What is the Kelvin temperature of a system in which 4.50 mol of a gas occupy 0.250 L at 4.15 atm?
  2. chemistry

    one reaction was between the aluminum and the leftover hydrochloric acid the products are aluminum chloride and hydrogen gas. the other reaction was the aluminum and the copper(II)chloride.. this produced aluminum chloride and copper …
  3. chemistry

    1. What happened to the hydrogen gas generated in the last reaction?
  4. chemistry

    Hydrogen gas can produced by the reaction between metallic aluminum and aqueous hydrochloric acid 2Al+6HCl----2AlCl3+3H2 Hydrogen gas produced by this reaction is typically collected via water displacement, during which time the hydrogen …
  5. chemistry

    Hydrogen gas produced by this reaction is typically collected via water displacement, during which time the hydrogen gas becomes saturated with water vapor. If 238.4 mL of gas with a total pressure 1.27 atm was collected via water …
  6. Chemistry 171 Lab

    Suppose we collect hydrogen gas, H2(g), over water at 21◦C in a vessel with total pressure of 743 Torr. If the hydrogen gas is produced by the reaction of aluminum with hydrochloric acid: 2Al(s) + 6HCl(aq) → 2AlCl3(aq) …
  7. chem

    A 0.70 g mixture of Cu and CuO was treated with hydrogen at elevated temperature. CuO was reduced to Cu and water was formed. (a) Write a balanced equation for the reaction. (2 marks) (b) Before the experiment, calculate the minimum …
  8. Chemistry

    Hydrogen gas is used for many purposes, including the hydrogenation of vegetable oils to make margarine. The most common industrial process for producing hydrogen is "steam reforming," in which methane gas, CH4, from natural gas reacts …
  9. Chemistry

    In need of help setting up each of these problems. Under the conditions in a laboratory experiment, 0.0513 grams of aluminum (At. Wt.=27.0) was reacted with excess hydrochloric acid to produce hydrogen gas according to the following …
  10. chemistry

    A 0.50 g mixture of Cu and CuO was treated with hydrogen at elevated temperature. CuO was reduced to Cu . (b) Before the experiment, calculate the minimum amount (in mole) of hydrogen required to ensure the reduction is completed. …

More Similar Questions