HELP I'm stuck on this question.
. Magnesium metal reacts with chlorine gas to produce magnesium chloride. What mass of magnesium metal is needed to completely react with 15.00 g of chlorine gas?

Question

HELP I'm stuck on this question. 
. Magnesium metal reacts with chlorine gas to produce magnesium chloride. What mass of magnesium metal is needed to completely react with 15.00 g of chlorine gas?

abb0t · Answer

Where are you stuck? Start by setting up the $\sf \color{red}{balanced}$ chemical equation.

gazela1997 · Answer

ya I got that but idk how do calculate how much magnesium is needed

korosh23 · Answer

change mass to moles of chlorine. Then use the moles of chlorine gas to change it into magnesium metal. Later find the mass of the magnesium using magnesium molar mass.