Consider a homogeneous gallium arsenide semiconductor at T 300 K with Nd 1016 cm3 and Na 0. (a) Calculate the thermal-equilibrium values of electron and hole concentrations. (b) For an applied E-fi eld of 10 V/cm, calculate the drift current density. (c) Repeat parts (a) and (b) if Nd 0 and Na 1016 cm3 .

Acontainer holds 35.8 moles of gas under 10.0 atm of pressure at 70.0 c. what is the volume of the container?

Which statement best describes the relationship between period and frequency of light waves? a) in wave b the period increases and the frequency decreases from wave a. b) in wave a the period increases and the frequency decreases from wave b. c) in wave b the period is shorter and the frequency is greater than in wave a. d) in wave a the period is shorter and the frequency is greater than in wave b.

If i add water to oil what will happen