An Environmental Chemist Obtained a 200

question 128

Short Answer

An environmental chemist obtained a 200.mL sample of lake water believed to be contaminated with a single monoprotic strong acid.Titrating this sample with a 0.0050 M NaOH(aq)required 7.3 mL of the NaOH solution to reach the endpoint.If the size of the lake can be approximated as 1.1 km long by 2.3 km wide, and has an average depth of 10.m, estimate how many moles of the strong acid are present in the lake?

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Definitions:

Carcinogens

Substances or exposures that are known to lead to cancer development in living tissue.

Somatic Nervous System

Part of the peripheral nervous system that is responsible for carrying motor and sensory information both to and from the central nervous system.

Sympathetic Nervous System

The part of the autonomic nervous system that prepares the body for action and stress responses.

Carcinogens

Substances or exposures that can lead to cancer by damaging cellular DNA.