User Account

All Pages

What is the free energy cost of pumping calcium ions

Assignment Help Chemistry
Reference no: EM131128766

Determine the pH for 100 mL of a 0.4 M solution of acetic acid that has been diluted with 100 mL of water(Ka for acetic acid = 1.74 * 10^-5 M).

Determine the pH when 100 mL of 0.15 M NaOH is added to 250 mL of 0.25 M acetic acid (pKa for acetic acid is 4.76).

What is the free energy cost of pumping calcium ions out of a cell when the cytoplasmic concentration is 0.4 uM, the extracellular concentration is 1.5 mM, and the membrane potential is -60 mV?

Reference no: EM131128766

Questions Cloud

What happens to the energy of catalysis : An enzyme is complementary to the transition state - not to the substrate.- What happens to the energy of catalysis (DGcat) when an enzyme is truly complementary to its substrate?
Draw up a backward schedule under the following conditions : A slammer consists of three parts. Purchased components C and D form subassembly A. Subassembly A and component B form the final assembly. Part B is machined in three operations. No special tooling is required except for part B, operation 20. It t..
What were some of specific steps used to evalaute program : What were some of the specific steps used to evalaute the program? What has the program manager discovered about the program based upon an evaluation?
Which amount should a company record as wages : What is the difference between gross pay and net pay? Which amount should a company record as wages or salaries expense?
What is the free energy cost of pumping calcium ions : What is the free energy cost of pumping calcium ions out of a cell when the cytoplasmic concentration is 0.4 uM, the extracellular concentration is 1.5 mM, and the membrane potential is -60 mV?
Time management for effective results in your studies : Write an persuasive essay on the topic  "Time management for effective results in your studies"
What is a contingent liability : What is a contingent liability? Give an example of a contingent liability that is usually recorded in the accounts.
What entries should be made : Baylor University sold 10,000 season football tickets at $80 each for its five-game home schedule. What entries should be made .
Sequence a second set of fragments : Why might it be a good idea also to sequence a second set of fragments cleaved by another restriction enzyme?

Reviews

Write a Review

Chemistry Questions & Answers

  Arrange the four compounds in order of increasing volatility

Arrange the four compounds below in order of increasing volatility.

  Define why the distillate may have been obtained in higher

You performed this fractional distillation using an air condenser as the "fractionating" column. Explain why the distillate may have been obtained in higher purity if you would have used a fractionating column packed with glass beads.

  What is the intermediate of the photochemical isomerization

what is the intermediate of the photochemical isomerization of (E,E)-2,4-hexadiene to (Z,E)-2,4-hexadiene ? Draw the structure of this nternediate

  What is the molar mass of the solute

The boiling point of a solution containing 10.44 g of an unknown nonelectrolyte in 50.00 g of acetic acid is 159.2°C. What is the molar mass of the solute?

  What difference between a monoprotic and a diprotic acid

What is the difference between a monoprotic acid and a diprotic acid, and a weak acid and a strong acid,

  Evaluate the weight percent composition of the mixture

Calculate the weight percent composition of the mixture (hexane, heptanes, hexanol, and toluene). b. Calculate the mole percent composition of the mixture.

  State what is the actual pressure of the air in the ball

The ball is used on the driveway at temperature of -7 degree C and feels flat. What is the actual pressure of the air in the ball ? What is the gauge pressure?

  Compute the mass of each product formed

Calculate the mass of each product formed when 244 g of silver sulfide reacts with excess hydrochloric acid. Ag2S(s) + HCl(aq) -------> AgCl(s) + H2S(g)

  Precipitation of the largest amount of agcl

Question- Which of the following would cause precipitation of the largest amount of AgCl when 0.1 g is dissolved in the saturated solution.

  State equivalence point for the titration of nhc with hcl

Phenol red indicator changes from yellow to red in the pH range 6.6 to 8.0. State what color the indicator will assume at the equivalence point for the titration of NHc with HCL

  What is the new pressure in the bicycle tire

A bicycle tire is filled with air to a pressure of 85.0 psi at a temperature of 19°C. Riding the bike on asphalt on a hot day increases the temperature of the tire to 58°C. The volume of the tire increases by 2.8%. What is the new pressure in the ..

  Using phosphoric acid what is the ph of the solution if u

using phosphoric acid what is the ph of the solution if u add 1.524g of phosphoric acid to enough water to make 100.0ml

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd