(i) State the meaning of ppm. (ii) A sample of 3.25 cm of bromine vapour leaks into a laboratory. Calculate the minimum volume, in dm', of the laboratory for the resulting concentration of bromine to be at a safe level.

(i) State the meaning of ppm. (ii) A sample of 3.25 cm of bromine vapour leaks into a laboratory. Calculate the minimum volume, in dm', of the laboratory for the resulting concentration of bromine to be at a safe level.

Chemistry

10th Edition

ISBN:9781305957404

Author:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Publisher:Steven S. Zumdahl, Susan A. Zumdahl, Donald J. DeCoste

Chapter1: Chemical Foundations

Section: Chapter Questions

Problem 1RQ: Define and explain the differences between the following terms. a. law and theory b. theory and...

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Question

Bromine vapour in the atmosphere can cause irritation to the eyes at a
concentration of 1.1 ppm and to the lungs at a concentration of 10 ppm.
() State the meaning of ppm.
(ii) A sample of 3.25 cm' of bromine vapour leaks into a laboratory.
Calculate the minimum volume, in dm', of the laboratory for the resulting
concentration of bromine to be at a safe level.

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