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naomicervero
20.04.2020 •
Chemistry
A chemist makes 360mL of calcium sulfate working solution by adding distilled water to 90.0mL of a 10.7mmol/L stock solution of calcium sulfate in water. Calculate the concentration of the chemist's working solution. Round your answer to 3 significant digits.
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Ответ:
The concentration of the chemist's working solution is 0.00268 M
Explanation:
Molarity of a solution is defined as the number of moles of solute dissolved per Liter of the solution.
According to the neutralization law,
where,
Thus the concentration of the chemist's working solution is 0.00268 M
Ответ: