describe step by step, how will you prepare 10 mL of 0.020 M HCL from the 0.050 M solution?

Answer 1

Use the dilution equation of
c1v1 = c2v2
10 mL x 0.02M = 0.05*v2
v2 = 10 x 0.02/0.05 = ?
So you want to take ? mL of the 0.05 and make up to 10 mL total volume.
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