Jane's partner Taylor gives her a ring for valentine's day, which they said is white gold. Jane's friend Sofia thinks it's actually silver. Design an experiment that Jane could conduct to find out for sure? Please help

When you perform this reaction, what could remain at the end of the reaction? check all that apply. excess reactant aqueous copper chloride excess reactant aluminum oxygen product solid copper carbon dioxide product aqueous aluminum chloride water

Which of the following statements about acidic water is true? a. acid has no effect on the h,o molecules. b. the solution contains a larger number of oh ions than h,o ions. c. the solution contains a larger number of h,o ions than qh ions. d. the solution contains an equal number of h,o ions and oh ions. none of the above e.

According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc