molarity = moles/L
So you want 2 millimoles.
mols = grams/molar mass
0.002 = g/46
g = 0.002 x 46 = ?? grams.
Add ?? grams to a 1 L volumetric flask and make to the mark.
how many grams of ethyl alcohol are needed to produce 1 L of a 2 mM solution if 1 mole =46g of ethyl alcohol. how do you calculate?
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