Calculate the density of nitrogen gas at 245.10 Celsius and a pressure of 776 millimeters of Mercury. Make sure to include the unit symbols and molecular formula with the answer. The element nitrogen (N) has an Atomic number of 7 and Atomic Mass of 14.0067 atomic mass units.
Calculate the density of nitrogen gas at 245.10 Celsius and a pressure of 776 millimeters of...
Calculate the volume, in milliliters, occupied by 2.456 moles of nitrogen gas at a pressure of 1.55 atmosphere and a temperature of 327.91 Kelvin. Make sure to include the correct unit symbol with the answer.
Calculate the final pressure, in millimeters of mercury, for each of the following, if volume and amount of gas do not change: Part A A gas with an initial pressure of 1400 torr at 158 °C is cooled to 0°C Express your answer to two significant figures and include the appropriate units. P= Value Units Submit Request Answer Part B A gas in an aerosol can at an initial pressure of 1.40 atm at 15°C is heated to 38°C. Express...
Calculate the final Celsius temperature of nitrogen dioxide gas if 1.95 L of the gas at 25 ∘C and 400 mmHg is cooled until the pressure is 175 mmHg . Assume that the volume remains constant.
6. Molar Density of Gases A. what is the density of Ne at 100 Celsius and 2.5 atm? B. what is the density of carbon dioxide at 25 Celsius and 1.0 atm? C. What is the molar mass of a gas with a density of 3.93 g/L at 250 K and 1 atm? 7. Application of Gas Laws: A. Calculate the molar mass of a gas if 0.152 g of the gas occupies 0.500 L at STP B. On a...
Hydrogen gas has a density of 0.090 g/L, and at normal pressure and -0.268 Celsius one mole of it takes up 22.4 L. How would you calculate the moles in 930. g of hydrogen gas? Just leave your answer as a math expression.
1) The SI unit of pressure is a. torr b. mmMg (millimeters of mercury) d. Pa (Pascal) e. bar . . 2) What is the key difference between a barometer and a manometer? a. barometers are automated pressure measuring devices, while manometers are hand-operated (hence the prefix "man-") b. barometers are an older term for manometer c. barometers measure atmospheric pressure while manometers measure the pressures of a sample . . 3) Often during a storm pressure will drop. If...
A gas has density of 1.977 g dm-3 at STP. (a) What is its molecular mass? (b) What is its density at 77C and 0.95 atm pressure? (c) If the gas in an oxide and has the formula XO2, what is the atomic mass of X?
A sealed container holds 0.020 moles of ideal nitrogen (N2) gas at a pressure of 1.5 atmospheres and a temperature of 290 K. The atomic mass of nitrogen is 14.0 g/mol. What is the approximate quantity of heat, transferred at constant volume, that raises the temperature of the gas to 300 K, in SI units?
? Part A Calculate the density of nitrogen at STP using the ideal gas law. Express your answer with the appropriate units. I Willie | Units:1 Submit Request Answer
A gas sample had an inknown pressure with a temperature of 42 degrees Celsius. The same gas has a pressure of 2.83 atm when the temperature is -18 degrees Celsius, with no change in volume or amount of gas. What is the initial pressure, in atm, of the gas? Agas sample has a unknown pressure with a temperature of 42°C. The same gas has a pressure of 2.83 atm when the temperature is -18°C with no change in the volume...