A compound has a pKa of 7.4. To 100 mL of a 1.0 M solution of this compound at pH 8.0 is added 30 mL of 1.0 M hydrochloric acid. The resulting solution is pH:

TLS Online TPP Program

#Question id: 4957

#Unit 11. Evolution and Behavior

How many half-lives should have elapsed if 6.25% of the parent isotope remains in a fossil at the time of analysis?

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#Question id: 19468

#Unit 12. Applied Biology

Glyphosate is extensively and rapidly metabolised by which enzyme that breaksdown glyphosate into glyoxylate and aminomethyl phosphonic acid

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#Question id: 16091

#Unit 7. System Physiology – Animal

The most significant heat source in the body is:

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#Question id: 3456

#Unit 11. Evolution and Behavior

Which scientist suggested that human social behavior may have a genetic basis?

TLS Online TPP Program

#Question id: 23781

#Unit 7. System Physiology – Animal

Rhodopsin is comprised of 

a. An ketone of vitamin A

b. Opsin protein (GPCR)

c. An aldehyde of vitamin A

d. Retinal