Covalent bonds usually form when a non metal combines with a metal true or false

passing a magnet thought the

mixture , because iron gets attracted to magnet .

> 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.