What is the change in Enthalpy when 1 mol of Argon is cooled from 475 K to 233 K. Given That : Molar Heat Capacity of Argon (g) = 20.8 J/K mol

The answer to your question would be c. mineral oil  

Ans() ; the burning of them contributes to global warmingthey come from decayed organic material;

First adhesives: hide glue.  which is made by boiling raw hides and bones or fish skins and bladders.other first adhesives: asphalt/tar, pitch/plant sap, and even blood.hope that : )