Organisms use sulfur compounds found near the crust to create food

Sulfur compounds in natural gas are in the form of mercaptans, hydrogen sulfide, ... Hydrogen sulfide can be detected by its action on moist lead acetate paper and a ... Finally, aerobic organisms use oxygen as a terminal electron BRAINLIEST HACKS :

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atomic mass

239 + 1 = y + 134 + 3 combine like terms

240 = y + 137             subtract 137 from both terms

240 - 137 = y

103 = y

atomic number

94 = z +54 + 0

94 = z + 54               subtract 54 from both sides.

40 = z

answer

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