# Problem: An experiment calls for you to use 100 mL of 0.20 M HNO3 solution. All you have available is a bottle of 3.5 M HNO3. How many milliliters of the 3.5 M HNO3 solution do you need to prepare the desired solution?

###### FREE Expert Solution

$\overline{){{\mathbf{M}}}_{{\mathbf{1}}}{{\mathbf{V}}}_{{\mathbf{1}}}{\mathbf{=}}{{\mathbf{M}}}_{{\mathbf{2}}}{{\mathbf{V}}}_{{\mathbf{2}}}}$

M1 = initial concentration
V1 = initial volume
M2 = final concentration
V2 = final volume

M1 = 3.5 M
V1 = ?
M2 = 0.20 M
V2 = 100 mL

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###### Problem Details

An experiment calls for you to use 100 mL of 0.20 M HNO3 solution. All you have available is a bottle of 3.5 M HNO3. How many milliliters of the 3.5 M HNO3 solution do you need to prepare the desired solution?