Since you have you're Molarity and your Liters you can use the formula
M= mol/ L
2.3 M = mol / .538 L
Multiply both sides by .538 to get the mol alone.
mol of KCL = 1.2374
0.125 Molar solution! Molarity = moles of solute/Liters of solution Algebraically manipulated, Moles of copper sulfate = 2.50 Liters * 0.125 M = 0.313 moles copper sulfate needed ===========================
Formula mass of MgCl2 = 24.3+2(35.5) = 95.3Amount of MgCl2 = 444/95.3 = 4.66mol4.66 moles of MgCl2 are contained within a 444g pure sample.
Molarity = moles of solute/liters of solution ( 300 ml = 0.300 liter ) 0.250 molar KOH = moles KOH/0.300 liters = 0.075 moles KOH
Ten milliliters is a hundredth of a liter. So in a two molar solution, you would have .02 moles in 10 ml.
2g
This is a chemical calculation. there are 3.267 moles in this solution.
moles KCl = ( M solution ) ( V solution in L )moles KCl = ( 2.2 mol KCl / L solution ) ( 0.635 L of solution )moles KCl = 1.397 moles KCl
moles KCL = ( M solution ) ( L of solution )moles KCl = ( 0.83 mol KCl / L ) ( 1.7 L ) = 1.41 moles KCl
This value is 0,06 moles.
2.3M means 2.3 moles per litre. Number of moles = 2.3mol/litre x 0.630litre = 1.449mols
How many moles of atoms are contained in 382 g Co
1.34M--->1L xM---> 1.58 L = 1.34 x1.58 = 2.12 moles KCL
[2.17/1000]*17.33=0.037mol
0.1868 moles
0.1868 moles
Molarity is moles of solute per L of solution.moles KCl = ( 1.68 M ) ( 0.121 L ) = ( 1.68 mol/L ) ( 0.121 L )moles KCl = 0.203 moles KCl
volume given =27.5mlmolarity of base=0.105find number of moles=moles=vol(cm3)/1000*molarity of NaClmoles=27.5/1000*0.105=3.82 moles of sodium chloride