Homework Answers
Would anyone be able to help me with this? I add a 50. g piece of...
Would anyone be able to help me with this? I add a 50. g piece of Al (c = 0.88 J/g-deg) that is at 225°C to 100. mL of water at 20°C. What is the final temperature of the water? The density of water is approximately 1g/mL.
Name: Section: Gas Law Practice (IC-6) 1. At what temperature will 5.00 g of Cl, exert...
Name: Section: Gas Law Practice (IC-6) 1. At what temperature will 5.00 g of Cl, exert a pressure of 900. torrat a volume of 750 ml? 2. What pressure will be exerted by 25 g of CO, at a temperature of 25 "C and a volume of 500 mL? 3. Find the number of grams of CO, that exert a pressure of 785 torrs at a volume of 32.5 L and a temperature of 32°C 4. An elemental gas has...
1. Calculate the enthalpy change, ΔH, for the process in which 31.6 g of water is...
1. Calculate the enthalpy change, ΔH, for the process in which 31.6 g of water is converted from liquid at 0.4 ∘C to vapor at 25.0 ∘C . For water, ΔHvap = 44.0 kJ/mol at 25.0 ∘C and Cs = 4.18 J/(g⋅∘C) for H2O(l). 2. How many grams of ice at -16.2 ∘C can be completely converted to liquid at 10.2 ∘C if the available heat for this process is 4.27×103 kJ ? For ice, use a specific heat of 2.01...
pls i need a clear hand writting If a cylinder contains 15.6 g of CO2 in...
pls i need a clear hand writting
If a cylinder contains 15.6 g of CO2 in 13.5 L at 455 K, what is the pressure? atm 10 2 attempts left Check my work Enter your answer in the provided box. 0.25 points Determine the pressure of N2 (in atm) under the following conditions. 0.26 mol at 23°C in 23.4 L eBook atm Print Be sure to answer all parts. A sample of natural gas at 650 mm Hg contains 79%...
Can you help answer all questions? I dont know how to answer any of the question...
Can you help answer all questions?
I
dont know how to answer any of the question i dont know what kind
of math to use
PROP033: En of the Gul Pre-Laboratory Assignment 1. A student following the procedure described in this module collectes procedure described in this module collected the following data 0.0243 10 mass Mg 8 initial syringe volume, mL final syringe volume, ml barometric pressure, torr temperature, K Calculate the gas law constant. 26.5 754 298 answer 2....
Question 7 (1 point) A sample of gaseous neon has a volume of 68.2 Lat STP....
Question 7 (1 point) A sample of gaseous neon has a volume of 68.2 Lat STP. How many moles of neon are in the sample? 0.328 moles 3.04 moles 68.2 moles 1530 moles 4.11 X 1025 moles Question 8 (1 point) The temperature of a gas at 1.00 atm and 8.00°C is increased to 20.0°C resulting in a change of pressure. Which equation would you use to calculate the new pressure? P: V1 = PzV2 OP/V1 = P2/V2 O P₂...
1) The following information is given for cobalt at 1 atm: = 3097.00°C (3097.00°C) = J/g =...
1) The following information is given for cobalt at 1 atm: = 3097.00°C (3097.00°C) = J/g = 1495.00°C (1495.00°C) = J/g Specific heat solid = 0.4180 J/g °C Specific heat liquid = 0.6860 J/g °C A 42.50 g sample of solid cobalt is initially at 1483.00°C. If the sample is heated at constant pressure ( = 1 atm), kJ of heat are needed to raise the temperature of the sample to 1900.00°C. 2) The following information is given for water at 1 atm:...
Homework to 1. How many grams of 75% solution can you prepare from 12.300g of glucose?...
Homework to 1. How many grams of 75% solution can you prepare from 12.300g of glucose? 2. How many g of Na S, are in 125ml of 0.25M solution? 3. How many grams of water do you need to add to 350g of 15% solution to prepare 6.0% solution? 4. Please assign a physical state fitting this description: - constant volume, variable shape: - variable volume, variable shape - constant volume, constant shape 5. You fill a party balloon with...
Using the equation: Mg(s) + 2HCl(aq) ———> H2(g) + MgCl2(aq), complete the worksheet. Prelab Questions ....
Using the equation: Mg(s) + 2HCl(aq) ———> H2(g) + MgCl2(aq),
complete the worksheet.
Prelab Questions . A student following the procedures in this lab exercise collected the following data: mass Mg, g 0.0243 initial syringe volume, mi 0.8 final syringe volume, ml 26.3 barometric pressure, tor 748 temperature, K 293.5 Calculate the value of the universal gas constant, R. 2. What would be the volume of hydrogen gas produced by the reaction of 0.100 g of magnesium metal, collected at...
yuu al cyuIUM? 16. Consider the reaction C(s) + H2O (1) CO(g) + Hz (g) (a)...
yuu al cyuIUM? 16. Consider the reaction C(s) + H2O (1) CO(g) + Hz (g) (a) At a certain temperature, K for this reaction is 0.569. If one starts with 0.200 moles of carbon and water, and 0.300 atm of CO and 0.300 atm of H2, in which direction will the reaction proceed? (b) What is the equilibrium partial pressure of the CO gas at the same temperature? SSD SSD bewonn an to
Name: Section: Gas Law Practice (IC-6) 1. At what temperature will 5.00 g of Cl, exert a pressure of 900. torrat a volume of 750 ml? 2. What pressure will be exerted by 25 g of CO, at a temperature of 25 "C and a volume of 500 mL? 3. Find the number of grams of CO, that exert a pressure of 785 torrs at a volume of 32.5 L and a temperature of 32°C 4. An elemental gas has...
pls i need a clear hand writting
If a cylinder contains 15.6 g of CO2 in 13.5 L at 455 K, what is the pressure? atm 10 2 attempts left Check my work Enter your answer in the provided box. 0.25 points Determine the pressure of N2 (in atm) under the following conditions. 0.26 mol at 23°C in 23.4 L eBook atm Print Be sure to answer all parts. A sample of natural gas at 650 mm Hg contains 79%...
Can you help answer all questions?
I
dont know how to answer any of the question i dont know what kind
of math to use
PROP033: En of the Gul Pre-Laboratory Assignment 1. A student following the procedure described in this module collectes procedure described in this module collected the following data 0.0243 10 mass Mg 8 initial syringe volume, mL final syringe volume, ml barometric pressure, torr temperature, K Calculate the gas law constant. 26.5 754 298 answer 2....
Question 7 (1 point) A sample of gaseous neon has a volume of 68.2 Lat STP. How many moles of neon are in the sample? 0.328 moles 3.04 moles 68.2 moles 1530 moles 4.11 X 1025 moles Question 8 (1 point) The temperature of a gas at 1.00 atm and 8.00°C is increased to 20.0°C resulting in a change of pressure. Which equation would you use to calculate the new pressure? P: V1 = PzV2 OP/V1 = P2/V2 O P₂...
Homework to 1. How many grams of 75% solution can you prepare from 12.300g of glucose? 2. How many g of Na S, are in 125ml of 0.25M solution? 3. How many grams of water do you need to add to 350g of 15% solution to prepare 6.0% solution? 4. Please assign a physical state fitting this description: - constant volume, variable shape: - variable volume, variable shape - constant volume, constant shape 5. You fill a party balloon with...
Using the equation: Mg(s) + 2HCl(aq) ———> H2(g) + MgCl2(aq),
complete the worksheet.
Prelab Questions . A student following the procedures in this lab exercise collected the following data: mass Mg, g 0.0243 initial syringe volume, mi 0.8 final syringe volume, ml 26.3 barometric pressure, tor 748 temperature, K 293.5 Calculate the value of the universal gas constant, R. 2. What would be the volume of hydrogen gas produced by the reaction of 0.100 g of magnesium metal, collected at...
yuu al cyuIUM? 16. Consider the reaction C(s) + H2O (1) CO(g) + Hz (g) (a) At a certain temperature, K for this reaction is 0.569. If one starts with 0.200 moles of carbon and water, and 0.300 atm of CO and 0.300 atm of H2, in which direction will the reaction proceed? (b) What is the equilibrium partial pressure of the CO gas at the same temperature? SSD SSD bewonn an to
Most questions answered within 3 hours.
-
1. List the features used to classify leaf
types.
2. List some characteristics that are shared...
asked 1 minute from now -
The three elements of Value Proposition, Key Customers, and
Capabilities operate within an environment. Which of...
asked 1 minute ago -
Katelynn, a physician, earns $200,000 from her medical practice
in the current year. She receives $45,000...
asked 8 minutes ago -
Each row of the table below describes an aqueous solution at
25°C
.
The second column...
asked 13 minutes ago -
A horizontal wire is at y = 0. Current travels in the +x
direction. The magnetic...
asked 13 minutes ago -
Let X be a continuous random variable whose PDF is Let X be a
continuous random...
asked 34 minutes ago -
Martinez Company’s relevant range of production is 7,500 units
to 12,500 units. When it produces and...
asked 32 minutes ago -
A football with a mass of 1.2 kg is kicked from ground level to
a height...
asked 38 minutes ago -
Remember: Changes in supply determinants shift supply, and
changes in demand determinants shift demand. We say...
asked 37 minutes ago -
Why is the answer b), for this question? I came up with C) for
my incorrect...
asked 43 minutes ago -
Suppose that you know that in the population of full-time
employees in the United States, the...
asked 1 hour ago -
This experiment was designed originally to sample various meat and carcass quality
aspects of Ontario pigs...
asked 1 hour ago