Do the following conversions. Show the process:
a. 16.2 cm --> µm
b. 4.67 x 1018 nL --> kL
c. 9.5 x 103 m3 --> L
d. 8.37 x 108 dg --> oz
Do the following conversions. Show the process: a. 16.2 cm --> µm b. 4.67 x 1018...
please show work for questions 5,10, 15, 20, 25, 30,and 35. Homework: Conversions A. Use your calculator with scientific notation to solve. Round your answers to three digits. 1.25 x 10 -4.79 x 103 2 -1.53 x 10+4.57 x 103 1. 5.47 x 10 1.76 x 10-3 4. (1.24 x 10)(5. 79 x 10) 3. B. Perform the following metric conversions and write your answer with scientific notation. 16 cm 6. mm 0.5 L mL cm 0.048 m2 8. 104...
1. Please show all work to receive partial credit consideration. Do the following conversions: (3 each) 14 335 kg - 1432.5 dg. knd dcm d Х a. tic b. 10.23 c. - 001023 hl DL c. 544 hm 544,000.00phim +2
Please show all work, conversions, and units. The absorption maximum for a dye is 489 nm. At this wavelength, the absorbance of a dye solution measured in a 1 cm quartz cell is 0.027. The molar absorptivity is of the dye at 489 nm is 225 L mol-1 cm-1. What is the concentration of the dye in the solution? A) 5.5 x 10-5 M B) 1.2 x 10-4 M C) 2.5 x 10-7 M D) 5.5 x 10-2 M
5. (20 points) A Silicon sample contains a small amount (1018 atoms/cm) of phosphorous (P) impurity. (a) What is the majority charge carrier at room temperature? (b) Calculate the resistivity of this material at room temperature. Please show any assumption used in calculation. The mobility of this charge carrier is 700 cm /Vs at room temperature. (e) Show schematically the temperature effects on the mobility, concentration and conductivity of this semiconductor. 6. (20 points) For Mºsc, show schematically (a) the...
CHEM QUESTIONS PLEASE ANSWER CORRECTLY !! AND EXAMPLE HOW TO DO IT 1.Classify each of the following as a chemical change or physical change: burning gasoline, making ice cubes, boiling oil, melting lead, rusting iron, making ammonia from nitrogen and hydrogen, digesting food 2. how many grams are in the following? a. 1kg b.1mg 3. make the following conversions a. 42.6 kg to L B . 1.62 lb to g c.34 in to cm d.37.2 km to mi e.2.73 gal...
Do 4 and 5: Show full workings and unit conversions Steam enters an adiabatic turbine at 20 MPa and 700° C. Steam leaves the turbine at a temperature of 160° C with a quality of 88%. Determine the mass flow rate of steam necessary to produce 18 MW power output. Neglect the effect of elevation and velocity changes (20) 5. An air standard Otto cycle compresses air from 14.7 psia and 80°F at the beginning of the compression process. It...
Complete the following conversions: a. 1 second^2= _______ ms^2 b. 5.6 cm^2=_______mm^2 c. 4.8 mm^2=________m^2 d. 78.2 pm^2=_________nm^2 e. 21.78 km^2=________ Tm^2
25) Objects can possess energy as (a) endothermic energy (b) potential energy (c) kinetic energy A) a only B) b only C) c only D) bandc E) a and 33) The value of AH' for the reaction below is - 790 kl. The enthalpy change accompanying the reaction of 0.95 g of Sis_ k 33) 25 (s) + 302 (9) -2503 (9) A) 12 B) 23 C) -23 D) - 790 E) -12 34) The value of AH' for the...
Show that the following properties hold if X(t) is a WSS process with finite second order moments then (a) \Rxx(1)| < Rxx(0) (b) \Rxy(t) = V Rxx(0)Ryy(0) (c) Rxx(T) = Rxx(-1)
1.8 Two waves on a string are given by the following functions: yi(x, 4 cos(201 - 30x) (cm) y2(x, t)-4 cos(20t 30x) (cm) where x is in centimeters. The waves are said to interfere constructively when their superposition lyslyy2l is a maximum, and they interfere destructively when ly,l is a minimum. e rs yis.n and y2(x, t)? (b) At t-(n/50) s, at what location x do the two waves interfere constructively, and what is the corresponding value of lyl? (c)...