Wednesday
June 19, 2013

# Homework Help: Chemistry!!

Posted by margrav2 on Thursday, December 16, 2010 at 1:30pm.

How many moles of Mg are there in 4.00 L of a 0.500 M solution of MgCl2?

• Chemistry!! - bobpursley, Thursday, December 16, 2010 at 1:36pm

what is .5M*4L ?

• Chemistry!! - margrav2, Thursday, December 16, 2010 at 1:39pm

ok simple enough, if the question asked for moles of Cl would i just use 1M instead of .5M?

• Chemistry!! - bobpursley, Thursday, December 16, 2010 at 3:16pm

Well, if it asked for moles of the Cl ION, yes, double it.

Related Questions

Chemistry - How many mole of H2 will be produced if 0.500 grams of magnesium is ...
chemistry - Equation- Mg + 2HCl -&gt; MgCl2 + H2 What volume of hydrogen at ...
Chemistry - Mg(s) + 2HCl(aq) &#8594; MgCl2(aq) + H2(g) If 2.00 g of Mg ...
chemistry - Magnesium reacts with HCl(aq) to form MgCl2 and H2(g) ____ Mg(s) + ...
Chemistry - MgCl2(aq) + 2 NaOH(aq) --&gt; Mg(OH)2(s) + 2 NaCl(aq) How many ...
Chemistry - MgCl2(aq) + 2 NaOH(aq) --&gt; Mg(OH)2(s) + 2 NaCl(aq) How many ...
Chemistry - How many moles of MgCl2 are present in 5 liters of a 0.12 M MgCl2 ...
chemistry - A sample of solid KCl (potassium chloride) weighing 0.500 g is mixed...
Chemistry - Can someone tell me if I have this correct, I am leaving something ...
Calculus - At STP, 1.00 g of calcium is placed into an acidic solution, and 407 ...