Write a short historical account of the discovery of the Avogadro’s number. In this account, include the roles of Gay-Lussac, Avogadro, Cannizzaro, and Perrin.

The molecular formula for caffeine is cshion402. which of the following elements is not found in caffeine?

When would a bouncy ball have the most potential energy

For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.