What type of substance is reactant C?

The library of congress appointed w. s. merwin to the prestigious, respected position of poet laureate consultant.

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 : )

The image seems to be behind the mirror, but nothing is really there. if someone looks behind the mirror, there is no image there.

Large asteroid and comet impacts. because they can have a huge impact on the environment, such as a loss of land, and crust on the earth with the big holes they produce. on the other hand, volcanic eruptions can also cause change within the environment by producing land, but im actually not quite sure which one would be a better answer, hopefully you read this and didnt just flat out choose the first sentence i have spoken! your welcome~