What kind of machine allows a single sailor to turn an entire ship with the ship's wheel, and how does it work?

The ship's wheel is an example of a wheel and axle. It creates a mechanical advantage for the sailor because she can apply a small force over a large distance by turning the big ship's wheel.

(please mark brainliest if it's correct <33)

the dissolution of polymer can be thermodynamically described in 2 steps.

> 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.