How to solve x² in differential​

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

What is the ph of a 0.0010 m hno3? 1.0 3.0 4.0 5.0

The number to the right of an element's symbol (ex. c-12) identifies the of an isotope.