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7. A sample of 7.0 mL of concentrated sulfuric acid, H₂SO4 is used to make 250. mL of a 0.50 M sulfuric acid solution. What was the initial concentration of the sulfuric acid?
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Dec 3, 2023
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7. A sample of 7.0 mL of concentrated sulfuric acid, H₂SO4 is used to make 250. mL of a 0.50 M sulfuric acid solution. What was the initial concentration of the sulfuric acid?
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17.86 M
Hello to find this out we use the MV=MV equation
Convert units 7.0 / 1000
Plug in and multiply
0.007*M = 0.50*0.25
Divide by 0.007 M
17.86 M
Kayess
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