2Al+3CuO---Al2O3+3Cu

2Al+3CuO---Al2O3+3Cu

Single Displacement question

I am having a really hard time understanding aqueous reactions and net ionic equations in chemistry. I would really appreciate some step-by-step instructions on these questions... 1)...

A doctor has ordered 325 mg of atropine. The drug is available as a solution that contains .50 g of atropine per mL. How many mL of the solution would the patient need ? I have (325...

I already know how they balnace I just don't understand how they balance. why does the O(2*) balance to 25? 2 C(8*)H(18*) + 25 0(2) yields 16 CO(2*) + 18 H(2*)O These ones have me...

How do I start this problem?