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  3. a 3.0% by mass aqueous solution of hydrogen peroxi

A 3.0% by mass aqueous solution of hydrogen peroxide (H2O2) can be purchased at a pharmacy;...

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Chemistry

A 3.0% by mass aqueous solution of hydrogen peroxide (H2O2) canbe purchased at a pharmacy; by contrast, chemistry departments canpurchase 30.0% by mass aqueous solution of hydrogen peroxide havinga density of 1.10 g/mL at 25°C.

How many moles of hydrogen peroxide are supplied by 2.00 g ofthe 30.0% solution at 25°C?

How many moles of hydrogen peroxide are supplied by 2.00 mL ofthe 30.0% solution at 25°C.

What mass in grams of water is present in 2.00 mL of the 30.0%solution at 25°C?

How many hydrogen peroxide molecules are present per milliliterof the 30.0% solution at 25°C?

Answer & Explanation Solved by verified expert
4.2 Ratings (494 Votes)
How many moles of hydrogen peroxide are supplied by 200 mL of the 300 solution at 25C solution mass of solution vd 211 22 g so that mass    See Answer
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