Is the following equation balanced? Zn + 2HCl → ZnCl₂ + H₂

The balanced chemical equation for this lab is: 3cucl2(aq) + 2al(s) 3cu(s) + 2alcl3(aq) if 10.5 g copper chloride react with 12.4 g aluminum, what is the limiting reactant?

Calculate the number of moles of ethane in 100 grams

According to the tide table below what time of day will the highest tide occur? (2 pt) the highest tide will occur at