chemistry
posted by tadd .
A dentist has a 5.00 L cylinder of N2O at 20.0 atm and 25 degrees C what is the mass of gas in the cylinder

Use PV = nRT and solve for n.
Then n = grams/molar mass, solve for grams.
Respond to this Question
Similar Questions

physics
A cylinder contains 3.5 L of oxygen at 350 K and 2.5 atm . The gas is heated, causing a piston in the cylinder to move outward. The heating causes the temperature to rise to 640 K and the volume of the cylinder to increase to 9.5 L. … 
Chemistry
1. A cylinder of Xenon has a volume of 750. ml. At 25.0°C the cylinder has a pressure of 655 torr. How much Argon is present in the cylinder? 
Chemistry
Answer check: I got 1.66 x 10^3 g O2 A steel cylinder contains 98.0 moles of oxygen gas at a temperature of 38 degrees C and a pressure of 740 torr. After some of the oxygen gas has been used, the pressure is reduced to 332 toor at … 
physics
A cylinder of volume 2.3 L contains CO2 gas at 2.2 atm. A piston is pushed into the cylinder to decrease the volume to 1.2 L with no temperature change. What is the new pressure of the gas in atm? 
College Chemistry
If the density of cylinder 1 is 3.55 , what is the density of cylinder 2? 
Chemistry
I need help with part b here's all information. (a) Chlorine gas is added to a glass cylinder of 2.5 cm in radius, fitted with a movable piston. Gas is added until the piston is lifted 5 cm off the bottom of the glass. The pressure … 
chemistry
a closed gas cylinder contains 0.500 mole h2, 0.300 mole o2, 1.200 mole co2 at a temperature of 25'c and presure of 2.00 atm 1) calculate the volume of the cylinder 2) calculatethe partial pressure of the cylinder if the volime is … 
Chemistry
A small cylinder of compressed gas has a volume of 396.6 ml and contains 47.9 g of CO2 at 25°C. What is the pressure (atm) inside the cylinder? 
Chemistryq
A cylinder of gas contains 96.0 g of oxygen gas, O2. If the volume of the cylinder is 9.00 liter and at 25.0 degrees C. What is the pressure of O2 in the cylinder? 
Chemistry
A cylinder containing 15.0 L of helium gas at a pressure of 165 atm is to be used to fill party balloons. Each balloon must be filled to a volume of 2.0 L at a pressure of 1.1 atm. What is the maximum number of balloons that can be …