Question 21 (1 point) The density of nitrogen at STP (rounded to 3 significant figures) is...
Question 22 (1 point) Carbon reacts with oxygen and chlorine to produce phosgene gas (COCI2). The mass of carbon necessary to make 3.96 L of phosgene gas at 25.2 Celsius and 734.1 mm Hg is grams.
Carbon reacts with oxygen and chlorine to produce phosgene gas (COCI2). The mass of carbon necessary to make 3.96 L of phosgene gas at 25.2 Celsius and 734.1 mm Hg is grams.
6. How many molecules of nitrogen were reacted if 7.75L of NO were of NO were collected at STP? 1. When FeS reacts with oxygen, Iron (III) oxide and sulfur dioxide form. If 0.500kg on reacts with oxygen gas at 25°C and 725 torr, how many liters of sulfur dioxide will be collected?
Use the References to access important values if needed for this question. What volume of oxygen gas is produced when 97.3 g of mercury(II) oxide reacts completely according to the following reaction at 25 °C and 1 atm? mercury(II) oxide (s) -mercury (1) + oxygen(g) liters oxygen gas 4 more group attempts remaining Submit Answer Retry Entire Group 6:13 PM Review Topics [References] Use the References to access important values if needed for this question. How many grams of carbon...
1) Calculate AH (250°C) for the formation of ammonia gas from nitrogen gas and hydrogen gas Substance Enthalpy value (kJ/mole) Entropy value K-mole) 1925 1306 191.5 Ammonia gas Hydrogen gas Nitrogen gas (write rxn with phase labels) 1) Calculate the standard Enthalpy change at 25.0°C Gaseous water (-241.8 kJ/mole) plus Carbon graphitel( 0.0 kJ/mole) yields hydrogen gas (0.0kJ/mole) plus carbon dioxide gas(-393.5 kJ/mole) Calcium carbonate (marble chips) reacts with hydrochloric acid to produce carbon dioxide gas, water and calcium chloride....
question 1-4 please :) A sample of nitrogen gas is sealed into a 14.7L container at 426 torr and 106 2 °C How many nitrogen molecules are in the container? {Enter your value in E-notation with three significant figures.] QUESTION 2 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 3 Automobile airbags use the decomposition of sodium azide, NaN3, to provide gas for...
Question 1: For the following reaction, 8.72 grams of nitrogen gas are allowed to react with 1.04 grams of hydrogen gas . nitrogen(g) + hydrogen(g) = ammonia(g) What is the maximum mass of ammonia that can be formed? grams What is the FORMULA for the limiting reagent? What mass of the excess reagent remains after the reaction is complete? grams Question 2: For the following reaction, 10.8 grams of glucose (C6H12O6) are allowed to react with 15.9 grams of oxygen...
Question 1 (1 point) Calculate the density of nitrogen gas in a 4.32 L container at 1.0 atm and 25°C. Question 1 options: 0.57 g/L 0.74 g/L 1.15 g/L 1.31 g/L 1.56 g/L Save Question 2 (1 point) What volume is occupied by 1.00 kg of nitrogen gas at 5.00?C at a pressure of 735 Torr? Question 2 options: 1686 L 1242 L 843 L 738 L 621 L Save Question 3 (1 point) The ideal gas law fails to...
QUESTION 1 A sample of nitrogen gas is sealed into a 18.6 L container at 715.2 torr and 146.8 °C. How many nitrogen molecules are in the container? (Enter your value in E-notation with three significant figures.] QUESTION 2 A sample of carbon monoxide gas occupies a volume of 200 mL at a pressure of 551.9 torr and a temperature of 633 K. What would its temperature be if the volume were changed to 84 mL at a pressure of...
Question 2 (1 point) In a thermochemistry demonstration, a 1.00 L balloon at room temperature (22.1 Celsius) is placed into liquid nitrogen (-196 Celsius). If the gas inside the balloon acts ideally, its new volume will be mL. Question 3 (1 point) The volume occupied by 2.47 moles of hydrogen gas at 1.02 atmospheres and 23.8 degrees Celsius is liters.