For an ohmic contact (type II) made by choosing a metal with work function smaller than that of semiconductor, the charge density near the interface can be written as

the answer is b

explanation:

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d

i would like to make dinner for my mom, dad, and sister

f=ma newton

f=100x2.5=250n