Posted by rob on Monday, April 4, 2011 at 10:35pm.
Is that 2 fluid oz? or 2 oz in grams. I assume you mean 2 fluid oz which = 59.15 mL but check me out on that.
59.15mL x 10% = xmL x 12.5%.
solve for x. Then x mL of the 12.5% soln plus enough water to make 59.15 mL total.
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