1. A 10.0 L gas sample is heated to 400 ◦C at P = constant. The final volume is 20.0 L. What is the initial temperature of this gas? Assume ideal-gas behavior and a constant amount of gas throughout the process (n, P = constant). T(K) = T(◦C) + 273.
(A) 63.5 ◦C
(B) 73 ◦C
(C) 200 ◦C
(D) 336.5 ◦C
(E) 609.5 ◦C
2. A gas cylinder can safely handle pressures up to 75.0 atm. If the gas pressure in the cylinder is 63.3 atm at 15 ◦C, what is the highest safe temperature for this cylinder? Assume ideal-gas behavior and V, n = constant. T(K) = T(◦C) + 273.
(A) 17.8 ◦C (B) 68 ◦C (C) 243 ◦C (D) 291 ◦C (E) 341 ◦C
3. At 1 atm, dioxygen O2 is solid below −218.8 ◦C, liquid between −218.8 and −183.0 ◦C, and gaseous above −183.0 ◦C. At 1 atm, O2 will follow the ideal-gas law most closely
(A) above +80.0 ◦C. (B) between −20.0 and +10.0 ◦C. (C) between −183.0 and −80.0 ◦C.(D) close to −183.0 ◦C. (E) below −183.0 ◦C.
A 10.0 L gas sample is heated to 400 ◦C at P = constant. The final volume is 20.0 L. What is the initial temperature of this gas? Assume ideal-gas behavior and a constant amount of gas throughout the process (n, P = constant). T(K) = T(◦C) + 273. (A) 63.5 ◦C (B) 73 ◦C (C) 200 ◦C (D) 336.5 ◦C (E) 609.5 ◦C
At 1 atm, dioxygen O2 is solid below −218.8 ◦C, liquid between −218.8 and −183.0 ◦C, and gaseous above −183.0 ◦C. At 1 atm, O2 will follow the ideal-gas law most closely (A) above +80.0 ◦C. (B) between −20.0 and +10.0 ◦C. (C) between −183.0 and −80.0 ◦C. (D) close to −183.0 ◦C. (E) below −183.0 ◦C. lmk if u have questions
A gas cylinder can safely handle pressures up to 75.0 atm. If the gas pressure in the cylinder is 63.3 atm at 15 ◦C, what is the highest safe temperature for this cylinder? Assume ideal-gas behavior and V, n = constant. T(K) = T(◦C) + 273. (A) 17.8 ◦C (B) 68 ◦C (C) 243 ◦C (D) 291 ◦C (E) 341 ◦C
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