can you please show your steps ? 5. At 18 "C a sample of carbon dioxide...
SHOW WORK law? Which sample contains more molecules: 2.0 L of Cl2 at STP or 3.0 L of CH at 300K and 1150 mmHg? Which sample weighs more? Which sample contains more molecules: 2.0L of CO2 at 300 K and 500 mmHg or 1.5 L of N2 at 57 °C and 760 mmHg? Which sample weighs more? 8.78 8.79 8.80 If 2.3 mol of He has a volume of 0.15 L at 294 K, what is in atm? In psi?...
A sample of carbon dioxide gas at a pressure of 1.16 atm and a temperature of 221 °C, occupies a volume of 568 ml. If the gas is heated at constant pressure until its volume is 816 ml., the temperature of the gas sample will be Submit Answer Retry Entire Group 6 more group attempts remaining A helium-filled weather balloon has a volume of 774 L at 16.9°C and 754 mmHg. It is released and rises to an altitude of...
A 0.289 g sample of carbon dioxide, CO2, has a volume of 563 mL and a pressure of 440 mmHg. a- What is the temperature of the gas in kelvins? b- What is the temperature of the gas in degrees Celsius?
Please help with these questions 1. Methane (CH4) burns in air to form carbon dioxide and water as shown below. CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(l) If a sample of methane occupies 802. mL at 3.23 atm, what pressure (in atm) of oxygen gas with the same temperature and volume is required to complete the reaction? 2. Consider the reaction between hydrogen gas and nitrogen gas to form ammonia: 3 H2(g) + N2(g) → 2 NH3(g). What...
A 0.256 g sample of carbon dioxide CO2, has a volume of 543 mL and a pressure of 448 mmHg. What is the temperature in kelvins and degrees Celsius, of the gas?
11. During laparoscopic surgery, carbon dioxide gas is used to expand the abdomen to help create a larger working space. If 4.80 L of CO2 gas at 18°C at 785 mmHg is used, what is the final volume, in liters, of the gas at 37 °C and a pressure of 745 mmHg, if the amount of CO2 does not change? 12. A mixture of nitrogen (N2) and helium has a volume of 250 ml at 30 °C and a total...
6. ) A sample of methane gas, CH4, at 322.0 degrees celcius and a pressure of 662 mmHg had a volume of 36.4 L. What would be the volume of the gas at STP 7.) The CO2 gas that was evolved during the fermentation of sugar was collected. After purification its volume was measured as 25.0 L at 22.5 Celcius and 702 mm Hg. How many moles of the CO2 gas were collected ? 8.) Commercially, compressed oxygen is sold...
QUESTION 1 0.5 points Save Answer A 567.6 mL sample of carbon dioxide gas, CO2, is collected at 1.41 atm and 22.3 °C. What is the mass of the carbon dioxide? QUESTION 2 0.5 points Save Answer What will be the pressure of 27.8 grams of oxygen gas in a glass container with a volume of 5 L at 28.8 °C? QUESTION 3 0.5 points Save Answer Consider the reaction between hydrogen gas and oxygen gas to form water: 2...
Methane (CH4) burns in air to form carbon dioxide and water as shown below. CH4(g) + 2 O2(g) → CO2(g) + 2 H2O(l) If a sample of methane occupies 426. mL at 2.31 atm, what volume (in mL) of oxygen gas at the same temperature and pressure is required to complete the reaction?
A sample of carbon dioxide gas occupies 10,903 mL at STP. What is the mass of the sample? QUESTION 2 A 598 mL sample of carbon dioxide gas, CO2, is collected at 1.72 atm and 36.7 °C. What is the mass of the carbon dioxide?