Holly Y.

I don't understand how to figure this out. Couldn't you have multiple answers? The total receipts for a basketball game are $1,400 for 788 tickets. Adults paid $2.50 and students paid $1.25. The tickets takers count only the amount of tickets, not the typ...

Does Cl2 (chlorine) have a -2 charge or -4 charge since there are 2 of them?

If you mix KC2H3O2 and BaCl2 what is the molecular equation? I got 2 KC3H3O2 (aq) + BaCl2 (aq) --> 2 KCl (aq) + Ba(C2H3O2)2 (aq) but I don't know if it is correct. My teacher just gives examples and doesn't explain how to do this.

I don't understand how to answer this questions. I thought molecular weight was adding up the atomic weight of each element in a molecule...? If a 0.614g sample of a gas maintains a pressure of 238 mmHg when contained in a 1.0L flask at 0.0 degree Celcius...