Please help me 30 pointsss dont guess please be sure

Perform the following mathematical operations and report the answer to the appropriate number of significant figures 5.87998 + 3.100

V1t2 = v2t1 is an expression of who’s law

For the following dehydrohalogenation (e2) reaction, draw the zaitsev product(s) resulting from elimination involving c3–c4 (i.e., the carbon atoms depicted with stereobonds). show the product stereochemistry clearly. if there is more than one organic product, both products may be drawn in the same box. ignore elimination involving c3 or c4 and any carbon atom other than c4 or c3.