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A 0.179 g sample of an unknown diatomic gas occupies 109 mL at 398 K and...
a .334 g sample of an unknown gas occupies 109 ml at 398 K and 1.41 atm. identify the gas.
A 0.334 g sample of an unknown halogen occupies 109 mL at 398 K and 1.41 atm. What is the identity of the halogen?
A0.179g sample of an unknown halogen occupies 109 mL at 398 K and 1.41 atm. What is the identity of the halogen? O 12 OF2 O Cl2 O Br2 O Ge
3. A 4.37-g sample of a certain diatomic gas occupies a volume of 3.00 L at 1.00 atm and a temperature of 45°C. Identify this gas. a. O2 b. F2 d. H2 e. N2 c. Cl2 4. When 7.0 g of helium and 14.0 g of argon were mixed in a flask the total pressure in the flask was found to be 712 atm. What is the partial pressure of helium in atm? a. 56 b. 593 c. 833 d....
1.0 g sample of a diatomic gas occupies a volume of 350 mL at 0.0*C and 2.0 atm. Find the mass of one atom of the gas. A. 2.7 X 10^23g B. 2.7 X 10^20g C. 1.4 X 10^23g D. 1.4 X 10^20g
7. A 4.37 gram sample of a certain diatomic gas occupies a volume of 3.00-L at 1.00 atm and a temperature of 45°C. Identify this gas. A) F2 B) N, C) H D) 02 E) ci,
A 0.415 g sample of an unknown compound occupies 235 mL at 298 K and 1.9 atm. What is the molar mass of the unknown compound?
A 0.875 g sample of an unknown compound occupies 245 mL at 298 K and 1.22 atm. What is the molar mass of the unknown compound?
11. A 0.125 g sample of an unknown gas at 286 K occupies a volume of 0.0555 L at a pressure of 0.691 atm. What is the molecular weight of this gas? PV-ART a) 76.5 g/mol m=? P=0.691 to 286k v=0,0555L b) 56.1 g/mol c) 84.2 g/mol d) 79.5 g/mol 23.46916 = 0.016 mol 0.60 (0.0555L) an (0.08206)(2066) 0,0383505 n 23.46916 234691
Question 10 of 22 A 4.05 g sample of an unknown gas at 35 °C and 1.05 atm is stored in a 2.15 L flask. What is the density of the gas? density: 1.88372 g/L What is the molar mass of the gas? molar mass: g/mol Incorrect Question 14 of 22 A gas mixture is made by combining 6.7 g each of Ar, Ne, and an unknown diatomic gas. At STP, the mixture occupies a volume of 15.14 L. What...