On adding a few drops of dilute sulphuric acid to the blue vitriol (copper sulphate) solution, we get a blue colored solution. When we drop a shaving blade into this blue colored solution blue color changes to green and a brown deposit appears on the iron nails. Predict the brown deposits on iron nails. a) iron on iron nails. B) copper on iron nails. C) copper sulphate on iron nails . D) iron sulphte on iron nails

Explain what happens at the saturation point when adding salt to water at room temperature.

The diagram shows the relationship between scientific disciplines. the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a. physics b. biology c. chemistry d. metallurgy

3.09 lab: reaction of metals 1 which combinations of substances resulted in a chemical change? for each metal that participated in a chemical change, write the type of metal it is, based on your examination of the periodic table. were there any metallic compounds that did not react with either the acid or the base? write the type of metal, based on your examination of the periodic table. make a general statement about the reactivity of the metals in this experiment.