Question

there are 2 reactants copper(II) oxide and hydrochloric acid the products are copper(II)chloride and water. what change will you observe in the copper(II)oxide? was there a change in solubility? where is the copper(II)chloride? how can you tell

Answer 1

Not clear as to what you are doing OR to what the information pertains. Please clarify and while you're at it you may want to add some punctuation like periods and capital letters to begin a sentence.