calculate approximately the total translational kinetic energy of all the molecules in an E. coli bacterium...
calculate approximately the total translational kinetic energy of all the molecules in an E. coli bacterium of mass 2.0×10−15kg at 37∘C. Assume 70% of the cell, by weight, is water, and the other molecules have an average molecular mass on the order of 105u. Express your answer to one significant figure and include the appropriate units. K =
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calculate approximately the total translational kinetic energy
of all the molecules in an E. coli bacterium...
The total translational kinetic energy of the molecules of a sample of gas at 489 K...
The total translational kinetic energy of the molecules of a sample of gas at 489 K is 2.47 × 104 J. How many moles does the sample comprise? Also, find the average translational kinetic energy of a single molecule.
What is the average translational kinetic energy of nitrogen molecules at 2150 K?
What is the average translational kinetic energy of nitrogen molecules at 2150 K?
At approximately what temperature does the average translational kinetic energy of a N2 molecule in an...
At approximately what temperature does the average translational kinetic energy of a N2 molecule in an ideal gas equal the macroscopic translational kinetic energy of a copper atom in a penny that is dropped from the height of 1.4 m? The molar mass of copper is 64 g/mol.
Item 3 3 of 7 What is the total translational kinetic energy of the air in...
Item 3 3 of 7 What is the total translational kinetic energy of the air in an empty room that has dimensions 8.00 m x 12.0 m x 6.00 m if the air is treated as an ideal gas at 1.00 atm? Express your answer with the appropriate units. НА Ktr = 864 • 10 J Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining Part B What is the speed of a 2000 kg automobile if...
The plasma membrane of E. coli is approximately 75% protein and 25% phospholipid by weight. It...
The plasma membrane of E. coli is approximately 75% protein and 25% phospholipid by weight. It is known that the average membrane protein molecular weight is 50,000 Da and an average membrane phospholipid molecular weight is 750 Da. Calculate the number of membrane phospholipid molecules present per molecule of membrane protein number of membrane phospholipid molecules: 0.033 molecules Select the additional information that one would need to calculate the fraction of membrane surface covered by phospholipids. the average cross-sectional areas...
Item 19 Or, to summarize in words, the initial translational and rotational kinetic energy of a...
Item 19 Or, to summarize in words, the initial translational and rotational kinetic energy of a rigid body plus the work done by all the external forces and couple moments acting on the body as it moves from the initial to the final configuration is equal to the final total kinetic energy of the body Figure K4 of 4 0.75 m 0.25 m 0.15 m 0.5 m Part C Friction A hand-brake system is used to stop a drum, as...
Please answer the following question clearly < Problem Assignment No. 7 Kinetic Energy 1 of 25...
Please answer the following question clearly
< Problem Assignment No. 7 Kinetic Energy 1 of 25 Part A- Kinetic Energy of a Pulley and Weight System Learning Goal: To understand the kinetic energy of a rigid body undergoing translational motion, rotation about a fixed axis, or general motion in the plane. No c Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 14.0 kg, outer radius R -190 mm, inner radius Ri- 140...
The rms speed of the molecules in 2.0 g of hydrogen gas is 1700 m/s ....
The rms speed of the molecules in 2.0 g of hydrogen gas is 1700 m/s . Part A What is the total translational kinetic energy of the gas molecules? Express your answer to two significant figures and include the appropriate units. ϵtotal ϵ t o t a l = nothing nothing Request Answer Part B What is the thermal energy of the gas? Express your answer to two significant figures and include the appropriate units. Eth E t h =...
A student is examining a bacterium under the microscope. The E. coli bacterial cell has a...
A student is examining a bacterium under the microscope. The E. coli bacterial cell has a mass of m = 0.600 fg (where a femtogram, fg, is 10−15g) and is swimming at a velocity of v = 6.00 μm/s , with an uncertainty in the velocity of 9.00 %. E. coli bacterial cells are around 1 μm ( 10−6 m) in length. The student is supposed to observe the bacterium and make a drawing. However, the student, having just learned...
A student is examining a bacterium under the microscope. The E, coli bacterial cell has a...
A student is examining a bacterium under the microscope. The E, coli bacterial cell has a mass of m = 1.90 fg (where a femtogram, fg. is 10^-15 g) and is swimming at a velocity of upsilon = 9.00 mu m/s, with an uncertainty in the velocity of 5.00%. E. coli bacterial cells are around 1 mu m (10^-6 m) in length. The student is supposed to observe the bacterium and make a drawing. However, the student, having just learned...
Item 3 3 of 7 What is the total translational kinetic energy of the air in an empty room that has dimensions 8.00 m x 12.0 m x 6.00 m if the air is treated as an ideal gas at 1.00 atm? Express your answer with the appropriate units. НА Ktr = 864 • 10 J Submit Previous Answers Request Answer X Incorrect; Try Again; One attempt remaining Part B What is the speed of a 2000 kg automobile if...
The plasma membrane of E. coli is approximately 75% protein and 25% phospholipid by weight. It is known that the average membrane protein molecular weight is 50,000 Da and an average membrane phospholipid molecular weight is 750 Da. Calculate the number of membrane phospholipid molecules present per molecule of membrane protein number of membrane phospholipid molecules: 0.033 molecules Select the additional information that one would need to calculate the fraction of membrane surface covered by phospholipids. the average cross-sectional areas...
Item 19 Or, to summarize in words, the initial translational and rotational kinetic energy of a rigid body plus the work done by all the external forces and couple moments acting on the body as it moves from the initial to the final configuration is equal to the final total kinetic energy of the body Figure K4 of 4 0.75 m 0.25 m 0.15 m 0.5 m Part C Friction A hand-brake system is used to stop a drum, as...
Please answer the following question clearly
< Problem Assignment No. 7 Kinetic Energy 1 of 25 Part A- Kinetic Energy of a Pulley and Weight System Learning Goal: To understand the kinetic energy of a rigid body undergoing translational motion, rotation about a fixed axis, or general motion in the plane. No c Consider the pulley and weight system shown in the figure. (Figure 2) The pulley has mass 14.0 kg, outer radius R -190 mm, inner radius Ri- 140...
A student is examining a bacterium under the microscope. The E, coli bacterial cell has a mass of m = 1.90 fg (where a femtogram, fg. is 10^-15 g) and is swimming at a velocity of upsilon = 9.00 mu m/s, with an uncertainty in the velocity of 5.00%. E. coli bacterial cells are around 1 mu m (10^-6 m) in length. The student is supposed to observe the bacterium and make a drawing. However, the student, having just learned...
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