Homework Answers
Enthalpy is a state function and depends solely on temperature. So, since the final temperature of both the container is same (40 oC), the specific enthalpy of change of water will be same for the both the container(A & B).
Option C) They are the same
Add Answer to:
C. Two fixed volume containers (A & B) each contain 1 L of water at 20°С....
2. (3pts) Two flexible containers contain gasses that are each at 25°C and 2atm. One holds...
2. (3pts) Two flexible containers contain gasses that are each at 25°C and 2atm. One holds 0.50 gram of hydrogen and the other holds 8.0 grams of oxygen. Which of the following statements regarding these gas samples is FALSE? CA The volume of the hydrogen container is the same as the volume of the oxygen container. B) The number of molecules in the hydrogen container is the same as the number of molecules in the oxygen container. C) The density...
1. A 0.03 kg of copper at 300°C is placed into a container of 0.1 L...
1. A 0.03 kg of copper at 300°C is placed into a container of 0.1 L of 20°C water. This system is isolated from the rest of the environment. Determine the final temperature of the water. 2. 0.10 mole of argon gas is allowed to enter an empty 50-cm container at 20° C. The gas is then heated in this sealed container to a temperature of 300° C. a. Draw this process on a PV diagram, with proper scales on...
1. A volume of water was heated to 81.76 °C and immediately added to 48.80 mL of water at 20.55 °C contained within a co...
1. A volume of water was heated to 81.76 °C and immediately added to 48.80 mL of water at 20.55 °C contained within a coffee cup calorimeter. The final temperature of the mixture was 37.73 °C. The final volume of water inside the calorimeter was 92.03 mL. Assuming that them heat capacity of the solution is 4.18 J/g/°C, calculate the following: a. The volume of hot water added ml b. The mass of hot water (dwater = 1.00 g/mL) g...
1. A volume of water was heated to 83.90 °C and immediately added to 48.11 mL...
1. A volume of water was heated to 83.90 °C and immediately added to 48.11 mL of water at 23.98 °C contained within a coffee cup calorimeter. The final temperature of the mixture was 40.86 °C. The final volume of water inside the calorimeter was 90.45 mL. Assuming that them heat capacity of the solution is 4.18 J/g/°C, calculate the following: a. The volume of hot water added ml b. The mass of hot water (dwater = 1.00 g/mL) c....
Two identical beakers of water are heated from 20 °C to 100 °C by two different methods: 1. By placing the first beaker...
Two identical beakers of water are heated from 20 °C to 100 °C by two different methods: 1. By placing the first beaker on a large hotplate at 100 °C 2. By placing the second beaker successively in contact with an infinite series of large hot plates. Each hot plate is at a higher temperature than the preceding one by an infinitesimally small amount. Explaining your answers full y: (a) (2 marks) How would you classify the two different methods?...
Multiple Choice 1. What causes hyponatremia? a. consuming an excess of water b. not drinking enough...
Multiple Choice 1. What causes hyponatremia? a. consuming an excess of water b. not drinking enough water C. consuming an excess of electrolytes d. consuming too much salt 2. Concentration is a measure of: a. specific volume of solution. b. amount of solute. c. amount of solute in a specific volume of solution d. mass of solution. 3. How may the quantity of solute be measured? a. volume b. mass c. moles d. any of the above 4. What volume...
Please do the 50 multiple choices questions. NAME CHOICE from 4 c to zero? MULTIPLE water...
Please do the 50 multiple choices questions.
NAME CHOICE from 4 c to zero? MULTIPLE water as it is cooled 1. What happens to a given mass of a. expands b, contracts c. vaporizes contracts, nor vaporizes. d. Neither expands, 2. A plate has a hole drilled through it. The plate is put into a furnace and heated. What steel the size of the inside diameter of a hole as its temperature increases? happens to a. increases b. decreases C,...
Consider the apparatus shown in the drawing O2 2.0 L 1.0 atm 25°C 3.0 L 2.0 atm 25℃ Part A When the valve between the two containers is opened and the gases allowed to mix, how does the volume occupi...
Consider the apparatus shown in the drawing O2 2.0 L 1.0 atm 25°C 3.0 L 2.0 atm 25℃ Part A When the valve between the two containers is opened and the gases allowed to mix, how does the volume occupied by the N2 gas change? Express your answer using two significant figures. ANSWER of 17 215/2018, 8:25 A com myct assignmentPrint View?disp. CH 10 HW Part B What is the partial pressure of N2 after mixing? Expre ANSWER ss your...
Research Paper Criterion 1. The first draft paper should contain the following a DO NOT include...
Research Paper Criterion 1. The first draft paper should contain the following a DO NOT include a title page with the first draf (minimum 800 words), Insert name, class, ar right corner. The header will be removed to b. in text footnotes (citations) corresponding to With numerical citations, references should b repeated, do not give it number; rathe ams. In-text Chem 111 Lab Start to Name: Sufian Allah od Calelations Due Date: 11/22 Station Reaction tenergy. heat of wald ange,...
37. Which of the following pairs does NOT exhibit a direct relationship? A pressure and volume D. all are direct B. pressure and temperatureC. volume and temperature 38. Determine what the pressu...
37. Which of the following pairs does NOT exhibit a direct relationship? A pressure and volume D. all are direct B. pressure and temperatureC. volume and temperature 38. Determine what the pressur is inside of a 15.0L container holding 3.5 moles of H gas at 298.15 . E. 5.7 atm D. 1.4 atm A. 4.8 atm C. 86 atm 8.110 atm 39. If volume and the amount of gas within a container remains constant, what will happen to the pressure...
2. (3pts) Two flexible containers contain gasses that are each at 25°C and 2atm. One holds 0.50 gram of hydrogen and the other holds 8.0 grams of oxygen. Which of the following statements regarding these gas samples is FALSE? CA The volume of the hydrogen container is the same as the volume of the oxygen container. B) The number of molecules in the hydrogen container is the same as the number of molecules in the oxygen container. C) The density...
1. A 0.03 kg of copper at 300°C is placed into a container of 0.1 L of 20°C water. This system is isolated from the rest of the environment. Determine the final temperature of the water. 2. 0.10 mole of argon gas is allowed to enter an empty 50-cm container at 20° C. The gas is then heated in this sealed container to a temperature of 300° C. a. Draw this process on a PV diagram, with proper scales on...
1. A volume of water was heated to 83.90 °C and immediately added to 48.11 mL of water at 23.98 °C contained within a coffee cup calorimeter. The final temperature of the mixture was 40.86 °C. The final volume of water inside the calorimeter was 90.45 mL. Assuming that them heat capacity of the solution is 4.18 J/g/°C, calculate the following: a. The volume of hot water added ml b. The mass of hot water (dwater = 1.00 g/mL) c....
Two identical beakers of water are heated from 20 °C to 100 °C by two different methods: 1. By placing the first beaker on a large hotplate at 100 °C 2. By placing the second beaker successively in contact with an infinite series of large hot plates. Each hot plate is at a higher temperature than the preceding one by an infinitesimally small amount. Explaining your answers full y: (a) (2 marks) How would you classify the two different methods?...
Multiple Choice 1. What causes hyponatremia? a. consuming an excess of water b. not drinking enough water C. consuming an excess of electrolytes d. consuming too much salt 2. Concentration is a measure of: a. specific volume of solution. b. amount of solute. c. amount of solute in a specific volume of solution d. mass of solution. 3. How may the quantity of solute be measured? a. volume b. mass c. moles d. any of the above 4. What volume...
Please do the 50 multiple choices questions.
NAME CHOICE from 4 c to zero? MULTIPLE water as it is cooled 1. What happens to a given mass of a. expands b, contracts c. vaporizes contracts, nor vaporizes. d. Neither expands, 2. A plate has a hole drilled through it. The plate is put into a furnace and heated. What steel the size of the inside diameter of a hole as its temperature increases? happens to a. increases b. decreases C,...
Consider the apparatus shown in the drawing O2 2.0 L 1.0 atm 25°C 3.0 L 2.0 atm 25℃ Part A When the valve between the two containers is opened and the gases allowed to mix, how does the volume occupied by the N2 gas change? Express your answer using two significant figures. ANSWER of 17 215/2018, 8:25 A com myct assignmentPrint View?disp. CH 10 HW Part B What is the partial pressure of N2 after mixing? Expre ANSWER ss your...
Research Paper Criterion 1. The first draft paper should contain the following a DO NOT include a title page with the first draf (minimum 800 words), Insert name, class, ar right corner. The header will be removed to b. in text footnotes (citations) corresponding to With numerical citations, references should b repeated, do not give it number; rathe ams. In-text Chem 111 Lab Start to Name: Sufian Allah od Calelations Due Date: 11/22 Station Reaction tenergy. heat of wald ange,...
37. Which of the following pairs does NOT exhibit a direct relationship? A pressure and volume D. all are direct B. pressure and temperatureC. volume and temperature 38. Determine what the pressur is inside of a 15.0L container holding 3.5 moles of H gas at 298.15 . E. 5.7 atm D. 1.4 atm A. 4.8 atm C. 86 atm 8.110 atm 39. If volume and the amount of gas within a container remains constant, what will happen to the pressure...
Most questions answered within 3 hours.
-
Oxidative phosphorylation is achieved through chemiosmotic
coupling, which turns chemical energy into osmotic potential energy
that...
asked 2 hours ago -
Hollywood Shoes would like to maintain their cash account at a
minimum level of $64,000, but...
asked 2 hours ago -
Proteins CtrA-P, DnaA, and GcrA behave similarly to what
molecule in the Eukaryotic Cell Cycle?
asked 2 hours ago -
TRUE OR FALSE
In case of a competitive tender procedure, in the request for
quotation, the...
asked 2 hours ago -
I am a little behind please provide some explanation, will
provide thumbs up.
This question considers...
asked 2 hours ago -
Let say the utility function as U(X,Y) = lnX + Y. Show that the
marginal rate...
asked 2 hours ago -
A current of I=8.0A is flowing in a typical extension cord of
length L=3.00m. The cord...
asked 2 hours ago -
1. When balancing the equation H2SO4 (aq) + NaOH (aq) →
Na2SO4(aq) + H2O(aq), would you...
asked 3 hours ago -
Provide a definition of “classification hierarchy” and
illustrate your definition with an example of how and...
asked 2 hours ago -
1. Describe the four main green solvents. Provide one example of
the use of each solvent....
asked 2 hours ago -
International ethics focus on:
1) exploitation of labor
2)corruption
3) environmental impact
4) none of the...
asked 3 hours ago -
Costing Models You work for XYZ trucking and your boss has asked
you to figure out...
asked 3 hours ago