A 134-mg sample of Na2CO3 is dissolved in H2O to give 1.45 L of solution.What is the concentration of Na+ in parts per million (ppm)?A 2.90-mg sample of dioctyl phthalate (C24H38O4), a plasticizer, is dissolved in H2O to give 650. mL of solution.What is the concentration of dioctyl phthalate in parts per billion (ppb)?

we have to calculate the concentration of Na+ in ppm dioctyl phthalate in ppb

Answered: A 134-mg sample of Na2CO3 is dissolved…

General, Organic, and Biological Chemistry

7th Edition

ISBN:9781285853918

Author:H. Stephen Stoker

Publisher:H. Stephen Stoker

Chapter8: Solutions

Section: Chapter Questions

Problem 8.68EP

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A 134-mg sample of Na₂CO₃ is dissolved in H₂O to give 1.45 L of solution.
What is the concentration of Na⁺ in parts per million (ppm)?

A 2.90-mg sample of dioctyl phthalate (C₂₄H₃₈O₄), a plasticizer, is dissolved in H₂O to give 650. mL of solution.
What is the concentration of dioctyl phthalate in parts per billion (ppb)?

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