Question: God and Moses were speaking to each other as if they were two human beings having a close conversation
Please fix the punctuation.
Fixed: [God and Moses were speaking to each other as if they were two human beings having a close conversation.]

Question: Oil is a mixture of different carbon chains and to separate them from each other the oil must be heated
Please fix the punctuation.
Fixed: [Oil is a mixture of different carbon chains, and to separate them from each other, the oil must be heated.]

Question: The pool is equipped with a variety of hydromassage features
Please fix the punctuation.
Fixed: [The pool is equipped with a variety of hydromassage features.]

Question: In the year of 1873 an Englishman called Willoughby Smith continued the research of the photovoltaic effect when he was examining which materials that were fitted to build a new telegraph circuit to France
Please fix the punctuation.
Fixed:
[In the year of 1873 an Englishman called Willoughby Smith continued the research of the photovoltaic effect when he was examining which materials that were fitted to build a new telegraph circuit to France.]