chemistry

a bottle of copper(II)oxide has been contaminated with solid sodium chloride, how can the sodium chloride be removed?


Copper oxide is totally insoluble in water. The NaCl could therefore be rinsed away.

ok.

  1. 👍 0
  2. 👎 0
  3. 👁 82
asked by holly

Respond to this Question

First Name

Your Response

Similar Questions

  1. Chemistry

    Sodium chloride dissolves in water (solubility in water is 361g/1L), but copper (II) phosphate does not dissolve in water (insoluble). A. Describe in a stepwise fashion how the solid sodium chloride dissolves in the water to form

    asked by Anonymous on December 6, 2015
  2. Chemistry

    Write the following into a balanced equation. a) When a mixture of copper (II) oxide and carbon is heated, elemental copper forms and carbon monoxide evolves into the atmosphere. b) When a concentrated solution of sodium hydroxide

    asked by Royce on October 23, 2015
  3. Chemistry

    You synthesized copper (I) chloride and copper (I) oxide. How do they differ from their copper (II) analogs? comment on the stability of these moist solids in air. If unstable, what is the likely product of decomposition? -I'm not

    asked by Dan on November 8, 2015
  4. Chemistry

    Convert the information described below into balanced equation: (a) When a mixture of copper(II) oxide and carbon is heated, elemental copper forms and carbon monoxide evolves into the atmosphere. (b) When a concentrated solution

    asked by Dan on March 12, 2017
  5. chemistry

    An ice-bath made with sodium chloride will be 9 ± 1 oC when the solution is about 23% sodium chloride by mass. The density of solid sodium chloride is about 2 g/cm3. What volume of solid NaCl would you add to 200 g water to make

    asked by Jamie on February 13, 2014
  6. College Chemistry

    A mixture of the compounds sodium oxide and magnesium chloride contains 2.4182 g of sodium oxide and is 89.3 % by mass magnesium chloride. The sodium oxide is 74.200 % by mass sodium. Calculate the moles of oxygen in the mixture.

    asked by Lance on April 4, 2012
  7. Chemistry

    I have to sort compounds into groups, separating them by if they are acidic, Ionic, or Covalent. Heres the list: Calcium Carbonate Sodium Hypochlorite Sodium Chloride Sodium Hydrogen Carbonate Acetic Acid Ammonium Hydroxide

    asked by Kaylee on December 10, 2012
  8. chemistry

    Do anyone know which of these are covalent or ionic Sodium Chloride Sodium Carbonate Sodium Bicarbonate Potassium Chloride Sucrose Copper(II)Sulfate Corn Starch Corn Oil Rubbing Alcohol

    asked by emmie on January 30, 2011
  9. chemistry

    when sulfuric acid is added to solid sodium chloride and the mixture is heated, hydrogen chloride gas is generated, leaving a solid residue of sodium sulfate

    asked by meresa on September 27, 2013
  10. chemistry

    when sulfuric acid is added to solid sodium chloride and the mixture is heated, hydrogen chloride gas is generated, leaving a solid residue of sodium sulfate

    asked by meresa on September 27, 2013

More Similar Questions