question: the french chemist antoine l. lavoisier (1743-94) is generally regarded as the man who pioneered work on organic chemistry.
Capitalize this past sentence correctly.
A: The French chemist Antoine L. Lavoisier (1743-94) is generally regarded as the man who pioneered work on organic chemistry.

question: the vet and botai agreed about it though and it didn't take long for the experienced don juan to charm himself upon the not as experienced princess.
Capitalize this past sentence correctly.
A: The vet and Botai agreed about it though and it didn't take long for the experienced Don Juan to charm himself upon the not as experienced princess.

question: water sensitive phases appear in many different kinds of materials.
Capitalize this past sentence correctly.
A: Water sensitive phases appear in many different kinds of materials.