All solutions contain 2 or more compounds. True or False and explain

True.

Explanation:

A solution is a homogeneous mixture of two or more substances. The solute is the  substance present in a smaller amount, and the solvent is the substance present in a  larger amount. A solution may be gaseous (such as air), solid (such as an alloy), or  liquid (seawater, for example).

3 1/4 %

explanation:

> b takes place in the gas phase in an isothermal tubular reactor. the feed is one mole of a per one mole of c, an inert. the entering temperature and pressure are 427°c and 10 atm, respectively. the gas constant r = 0.08206 atm · l/mol · k.