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?
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 com...
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 0.334 g sample of an unknown halogen occupies 109 mL at 398 K and 1.41 atm. What is the identity of the halogen?
Question 1 What is the molar mass of 3.7 g of an unknown gas that occupies 450 mL at 20.0°C and 2.0 atm? The value of R = 0.0821 L atm mol-1 k-19
A sample of ethane occupies 345 mL at 298 K and 1.2 atm. If the pressure is not changed, what is the volume of this sample at 418 K? A) 246 mL B) 484 mL C) 414 mL
An unknown compound has a molar mass of 245 g/mol and an enthalpy of solvation of 13 kJ/mol. What is the final temperature of 273 mL of water with an initial temperature of 55 °C, if a student completely dissolves 19 grams of the unknown compound? (heat capacity of water = 4.18 J/g °C)
a .334 g sample of an unknown gas occupies 109 ml at 398 K and 1.41 atm. identify the gas.
A 0.179 g sample of an unknown diatomic gas occupies 109 mL at 398 K and 1.41 atm. What is the identity of the diatomic gas? F2 02 H2 N2 Cl2
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
A 0.04321 g sample of gas occupies 10.0 mL at 294.5 K and 1.10 atm. Upon further analysis, the compound is found to be 25.305% C and 74.695% Cl What is the molecular formula of the compound? Draw the Lewis structure of the compound. molecular formula: Rings Draw More Select Erase
A sample of 12.0 g of gas occupies 4.48 L at 273 K and 1.00 atm. What is its molar mass?