Which of the following organisms are prokaryotes? plants , animals, fungi, or bacteria ?

Efficiency is the percent of work put into a machine by the user (input work) that becomes work done by the machine (output work)

Iron reacts with oxygen to produce iron oxide (rust). this reaction is represented in an equation as 4fe + xo2 → 2fe2o3. identify the value of x that will balance the equation.

Which type of bond forms between water moleculesstrong bondhydrogen bondcovalent bondpolar bond