Solid zinc (Zn) reacts with hydrochloric acid (HCl) in a single replacement reaction to produce zinc chloride (ZnCl2) and hydrogen gas. How many moles of hydrochloric acid would be needed to react with 6.0 mol of Zn? (Show work)

When the following equation is balanced using the smallest possible integers, what is the coefficent of oxygen gas? c7h16o(g) + o2(g) → co2(g) + h2o(g) -1 -5 -8 -16 -21

Main expenses you plan on making payments on a new car too. you want to spend 15% of your monthly net pay on the car payment, insurance, registration, and taxes combined. what is your monthly car allowance? $149.46 $298.91 $448.37 $597.83

If 3 moles of a compound use 24 j of energy in a reaction, what is the a hreaction in j/mol?