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- Solve for the value of €,.The temperature of 4 mole of an ideal gas is increased from 114 K to 524 K, and its given that C, R.Calculate the AS (J/K), if the volume is constant. O a. 76.1 O b. 50.7 O c. 380.4 O d. 114.1 3/2120 g of oxygen gas, in the form of O2, is initially at a temperature of 12.00 C. If the gas occupies a volume of 100 L, what is the pressure of the gas? (The atomic weight of oxygen is 16.0 g/mole, and R = 8.31 J/mole- K.) a. 3.74 kPa b. 88.8 kPa c. 22.5 kPa d. 63.0 kPa e. 101 kPa
- 3. Evaluate the following: ĵ· (21 – 3j + k) Solution and Answer: a. b. (2î – j) · (3î + k) Solution and Answer:34. The mass of a sample of nickel is 11.74 g. It contains A. 4.287 x 1022 atoms B. 1.205 x 1023 atoms C. 1.174 x 1023 atoms D. 1.869 x 1023 atoms E. 3.256 x 1023 atoms10:55 > t.myexams.unisa.ac.za MENU E Frag question A. 5.0 x 108 ft³ B. 6.0 x 108 ft³ C. 8.6 x 108 ft³ D. 2.1 x 108 ft³ E. 4.8 x 108 ft³ ||| Vol) 4G LTE2 T The largest building in the world by volume is the Boeing 747 plant in Everett, Washington. It measures approximately 650 m long, 710 yards wide, and 110 ft high. What is its volume in cubic feet? O 47 71% < myExams
- Express each of the following as requested: -5 a. 2.34 x 10 eV in decimal notation. b. Express 891 MeV in scientific notation. c. Express 7.4 x 10-4 sec in msec.The specific reaction rate constant k is a strong function of temperature according to the following equation: 1 In the equation above, the reaction rate constant k is expressed in R is the universal gas constant 8.314- What is the unit of A? O mol m OK Om O J O mol K J mol 01 S Pa.m ³ m k=Axexp- Pa.m³ constant (1.314 P-²). mol. K E RT and T is the absolute temperature in K. The equation is dimensionally homogenous.3 R.Calculate the AS (J/K), if Fini The temperature of 6 mole of an ideal gas is increased from 176 K to 750 K, and its given that C,=R the volume is constant. O a. 72.3 O b. 542.3 о с. 162.7 O d. 108.5
- 61. A gas is held at a constant pressure with an initial volume and temperature of 50 mL and 127 oC., respectively. If the volume is increased to 200 mL, what is the new temperature? A. 1327 oC. B. 1421 oC. C. 812 oC. D. 41,17 oC. E. 508 oC.1. Determine the following products using the correct sign: 1.11. 1.2J.=... 1.3 jxk.. 1.4xk..If A = i+ 5j - kand B = -3i - 2j + 5k. Answer the following problems. 1. 2A +B 2. A- 28 3. A.B 4. AXB
