Potential inside (V1) = - 80.5 mV = - 80.5x10-3 V
Potential outside (V2)= 0
Charge (q) = 1.6x10-19 C
Work done = change in potential energy
W = q(V2 - V1)
W = 1.6x10-19x(0-(-80.5x10-3) = 1.288x10-20 J
Change in potential energy = 1.288x10-20 Joule
Increase
Under certain circumstances, potassium ions (K") in a cell will move across the cell membrane from...
Under certain circumstances, potassium ions (K+) in a cell will move across the cell membrane from the inside to the outside. The potential inside the cell is-80.5 mV and the potential outside the cell is zero. What is the change in the electrical potential energy of a single potassium ion as it moves across the membrane? change in potential energy: Does the potential energy of the potassium ions increase, decrease, or remain the same as the ions move from the...
Under certain circumstances, potassium ions in a cell will move across the cell membrane from the inside to the outside. The potential inside the cell is -75.5mV and the potential outside he cell is zero. What is the change in the electrical potential energy of a single potassium ion as it moves across the membrane ? orries TxLakehead University-PHYS 1N Net iscms/mod/ficn/view.php?id 429903 Jump to... Winter19-MACKAY > Activities and Due Dates > HW: Electric Potential re: ResourcesGive Up Feedback Attempt...
Under certain circumstances, potassium ions (K) in a cell will move across the cell membrane from the inside to the outside. The potential inside the cell is -70.5 mV and the potential outside the cell is zero. What is the change in the electrical potential energy of a single potassium ion as it moves across the membrane? change in potential energy: Does the potential energy of the potassium ions increase, decrease, or remain the same as the ions move from...
Under certain circumstances, potassium ions ( K+ ) in a cell will move across the cell membrane from the inside to the outside. The potential inside the cell is −85.5 mV and the potential outside the cell is zero. What is the change in the electrical potential energy of a single potassium ion as it moves across the membrane? change in potential energy: J Does the potential energy of the potassium ions increase, decrease, or remain the same as the...
Under certain circumstances, potassium ions ( K+ ) in a cell will move across the cell membrane from the inside to the outside. The potential inside the cell is −65.5 mV and the potential outside the cell is zero. What is the change in the electrical potential energy of a single potassium ion as it moves across the membrane? change in potential energy: ???J Does the potential energy of the potassium ions increase, decrease, or remain the same as the...
Under certain circumstances, potassium ions K++ move across the 8.0-nm-thick cell membrane from the inside to the outside. The potential inside the cell is -80.0 mV, and the potential outside is zero. Assume that a potassium ion carries a charge of 1.602××10−19−19 C. Unit 3: Prelecture Problems Problems: Electric Potential & Capacitor Deadline: 100% until Sunday, January 27 at 11:59 PM ▼ Cumulative Problem 6 Under certain circumstances, potassium ions K+ move across the 8.0-nm-thick cell membrane from the inside...
0 Attempt 1 of 22> Potassium ions (K) move across a 9.0-nm-thick cell membrane from the inside to the outside. The potential inside the cell is -70.0 mV, and the potential outside is zero. What is the change in the electrical potential energy AU of the potassium ions as they move across the membrane? AUelectric =1 1.214 ×10-20
Potassium ions (K+) move across a 7.0-nm- thick cell membrane from the inside to the outside. The potential inside the cell is −80.0 mV, and the potential outside is zero. What is the change in the electrical potential energy Δ? electric of the potassium ions as they move across the membrane?
Neuron celts generate electrical signals electrical potential across the cell membrane? Body temperature is 310 K. The sign idenones the change in the clectrca granents across membranes Assung a potassum k n concermation of O00250 М nside the ceu, and a concentaton of O 135 Moutsoe the cet wnat is the potentat accoss the membrane and wnich way the ions now (answer in mv) Ansner Check Neuron cells generate electrical signals by concentration gradients across membranes. Assuming a potassium ion...
Neuron cells generate electrical signals by concentration gradients across membranes. Assuming a potassium ion concentration of 0.00380 M inside the cell, and a concentration of 0.145 M outside the cell, what is the electrical potential across the cell membrane? Body temperature is 310 K. The sign identifies the change in the electrical potential across the membrane and which way the ions flow. (answer in mV) Answer: 696.77 Check Neuron cells generate electrical signals by concentration gradients across membranes. Assuming a...