100 Level Department of Science Laboratory Technology exam questions and detailed answers. Download the answers in document format. Correct, detailed, and straightforward answers.

Questions:

a. Using the equilibrium law where necessary, show how a weak acid indicator dissociates in aqueous solution to give KIn=[H3O+].

b. Differentiate between absorption and adsorption.

c. Balance the below reaction and identify the reducing agent:

VO+Fe3O4→V2O5+FeO

 

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