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Question 36 (1 point) At a certain temperature, a one-litre balloon contains 16 mol of oxygen....
Question 2 (1 point) In a thermochemistry demonstration, a 1.00 L balloon at room temperature (22.1...
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.
Remember to use SI units! QUESTION 1 What is the volume of a balloon A) with...
Remember to use SI units!
QUESTION 1 What is the volume of a balloon A) with 5 mol of helium atoms at atmospheric pressure (101kPa) and room temperature (25°C)? B) If I add 3 mol more of helium atoms into the balloon, what is the ratio (new voly(old vol)? (round all answers to 3 sig fig) 10 points Save Answer QUESTION 2 What is the volume of a balloon A) with 5 mol of helium atoms at atmospheric pressure (101kPa)...
Irs.S0 L of gas at a gauge pressure of 720 kPa and a temperature at d...
Irs.S0 L of gas at a gauge pressure of 720 kPa and a temperature at d sa s00 kPa and the temperature is 250 "C, what is the final volume? pressure Assume the atmospheric pressure is 101 kPa. oscupies a volume of 25.0 L at 15 "C. At what temperature will the gas occupy a 7. A volume of 72.0 L at the same pressure? s tels of hydrogen combines completely with 8 g of oxygen to form water, (a)...
Question 14 (1 point) The following reaction is an example of a half reaction going through...
Question 14 (1 point) The following reaction is an example of a half reaction going through oxidation Ag(s) --> Ag2+(aq) + 2e True False Question 18 (1 point) If I have 3.50 moles of Al(NO3)3, how many moles of oxygen atoms do I have? 9.00 3.50 31.5 10.5 Question 20 (1 point) Room temperature is 25 degrees Celsius while normal body temperature is 37 degrees Celsius. Human metabolism is an exothermic process True False A the air inside a balloon...
Question 1 (1 point) Calculate the density of nitrogen gas in a 4.32 L container at...
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...
me 22.4L 16) At STP, one mole of which gas has a greater volume? A) I...
me 22.4L 16) At STP, one mole of which gas has a greater volume? A) I mole of helium @ STpmclar = B) I mole of hydrogen volume imce C) 1 mole of oxygen they all occupy the same volume it is impossible to tell from the information given 17) What is the volume (in liters) of 1.00 mole of krypton gas that has a pressure of 1.5 atm and a temperature of 25.0°C? (R=0.0821 L atm/mol K) A) 1.37...
please answer all three questions Question 1 (1 point) In an exothermic gas compression, 22.1 kJ...
please answer all three questions
Question 1 (1 point) In an exothermic gas compression, 22.1 kJ of heat and 7.6 kJ of work are exchanged between the system and its surroundings. What is the overall change in internal energy for the system? 0-14.5 kJ 29.7 kJ O-29.7 kJ 14.5 kJ Question 2 (1 point) 3 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...
please do all. thanks. 1. a. A weather balloon is filled to the volume of 105...
please do all. thanks. 1. a. A weather balloon is filled to the volume of 105 L on a day when the temperature is 25°C. If no gases escaped, what would be the volume of the weather balloon after it rises to an altitude where the temperature is -9°C? Volume = L? b A 203-mL sample of a gas exerts a pressure of 2.55 atm at 19.5°C. What volume would it occupy at 1.85 atm and 190.°C? Volume = ?mL...
Question 16 (1 point) Saved Two moles of an ideal gas does 3600 J of work...
Question 16 (1 point) Saved Two moles of an ideal gas does 3600 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and a volume of 46.0 L. Determine (a) the initial volume and (b) the temperature of the gas. (a) 10.4 L; (b) 2.77° C (a) 11.2 L; (b) 6.86° C (a) 21.2 L; (b) 6.86° C (a) 10.4 L; (b) 27.7°C (a) 21.2 L; (b) 68.6° C
Question 25 (1 point) How many carbon atoms are there in a hydrocarbon chain with no...
Question 25 (1 point) How many carbon atoms are there in a hydrocarbon chain with no double bonds, where there are ten hydrogen atoms in the molecule? O a) 4 Ob) 6 O O O c) 2 Od) 5 Question 26 (1 point) The compound M2X3 has a molar mass of 160 g/mol. If element X is oxygen, then element M is most likely: O AI. O Ga. O Fe. O Ni. Question 27 (1 point) The measurement that shows...
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.
Remember to use SI units!
QUESTION 1 What is the volume of a balloon A) with 5 mol of helium atoms at atmospheric pressure (101kPa) and room temperature (25°C)? B) If I add 3 mol more of helium atoms into the balloon, what is the ratio (new voly(old vol)? (round all answers to 3 sig fig) 10 points Save Answer QUESTION 2 What is the volume of a balloon A) with 5 mol of helium atoms at atmospheric pressure (101kPa)...
Irs.S0 L of gas at a gauge pressure of 720 kPa and a temperature at d sa s00 kPa and the temperature is 250 "C, what is the final volume? pressure Assume the atmospheric pressure is 101 kPa. oscupies a volume of 25.0 L at 15 "C. At what temperature will the gas occupy a 7. A volume of 72.0 L at the same pressure? s tels of hydrogen combines completely with 8 g of oxygen to form water, (a)...
Question 14 (1 point) The following reaction is an example of a half reaction going through oxidation Ag(s) --> Ag2+(aq) + 2e True False Question 18 (1 point) If I have 3.50 moles of Al(NO3)3, how many moles of oxygen atoms do I have? 9.00 3.50 31.5 10.5 Question 20 (1 point) Room temperature is 25 degrees Celsius while normal body temperature is 37 degrees Celsius. Human metabolism is an exothermic process True False A the air inside a balloon...
me 22.4L 16) At STP, one mole of which gas has a greater volume? A) I mole of helium @ STpmclar = B) I mole of hydrogen volume imce C) 1 mole of oxygen they all occupy the same volume it is impossible to tell from the information given 17) What is the volume (in liters) of 1.00 mole of krypton gas that has a pressure of 1.5 atm and a temperature of 25.0°C? (R=0.0821 L atm/mol K) A) 1.37...
please answer all three questions
Question 1 (1 point) In an exothermic gas compression, 22.1 kJ of heat and 7.6 kJ of work are exchanged between the system and its surroundings. What is the overall change in internal energy for the system? 0-14.5 kJ 29.7 kJ O-29.7 kJ 14.5 kJ Question 2 (1 point) 3 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...
Question 16 (1 point) Saved Two moles of an ideal gas does 3600 J of work on its surroundings as it expands isothermally to a final pressure of 1.00 atm and a volume of 46.0 L. Determine (a) the initial volume and (b) the temperature of the gas. (a) 10.4 L; (b) 2.77° C (a) 11.2 L; (b) 6.86° C (a) 21.2 L; (b) 6.86° C (a) 10.4 L; (b) 27.7°C (a) 21.2 L; (b) 68.6° C
Question 25 (1 point) How many carbon atoms are there in a hydrocarbon chain with no double bonds, where there are ten hydrogen atoms in the molecule? O a) 4 Ob) 6 O O O c) 2 Od) 5 Question 26 (1 point) The compound M2X3 has a molar mass of 160 g/mol. If element X is oxygen, then element M is most likely: O AI. O Ga. O Fe. O Ni. Question 27 (1 point) The measurement that shows...
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