Ask Question, Ask an Expert

+1-415-315-9853

info@mywordsolution.com

Ask Biology Expert

Using a spectrophotometer set at 400 nm, an absorbance reading of 0.050 was obtained for a solution of p-nitrophenol at pH 6.5. The molar extinction coefficient of p-nitrophenol 21500 M-1cm-1 and the pka for p-nitrophenol is 7. What is the total concentration of p-nitrophenol in the experimental solution.

Biology, Academics

  • Category:- Biology
  • Reference No.:- M924684

Have any Question? 


Related Questions in Biology

What are two ecosystems in the region where you live

What are two ecosystems in the region where you live (Southeastern US) where you live? What are some examples of intrinsic and instrumental values provided by the ecosystems?

Immune and musculoskeletal diseasesresearch an autoimmune

Immune and Musculoskeletal Diseases Research an autoimmune disease that affects the musculoskeletal system.  Write a 2-page paper. Address the following in the paper: The pertinent information on both the immune and musc ...

Please solve the problems with correct answers instead of

PLEASE SOLVE THE PROBLEMS WITH "correct" answers, instead of just writing answers. (1) Halophytes are plants that live in moist soils with high salt concentrations. Despite being surrounded my water, halophytes are often ...

Two immune system questionsactivated t-helper cells aid in

Two immune system questions: Activated T-helper cells aid in humoral immune responses by releasing cytokines which promote antibody production, phagocytosis, neutralization and apoptosis. Which parts of this statement ar ...

What is the difference between mortality and reproductive

What is the difference between mortality and reproductive rates? Do you think that they equally make an impact on population growth? If yes or no, why?

What are the primary differences between the sympathetic

What are the primary differences between the sympathetic and parasympathetic nervous systems?

Concerning a patient with autonomic dysreflexiawith what

Concerning a patient with autonomic dysreflexia: With what you know of the etiology for the hypertension, was labetalol a good choice for managing the blood pressure? Why or why not? If not, what other kind of drug do yo ...

Can testosterone cross the plasma membrane what type of

Can testosterone cross the plasma membrane? What type of transport would it require?

Biodiesel fuel is produced from oils synthesized by and

Biodiesel fuel is produced from oils synthesized by and harvested from living plants. How does the use of biodiesel fuel compare to the use of fossil fuels with respect to the amount of carbon dioxide released into the a ...

Explain how resource partitioning led to character

Explain how resource partitioning led to character displacement in the interactions between the benthic and limnetic sticklebacks in Paxton Lake.

  • 4,153,160 Questions Asked
  • 13,132 Experts
  • 2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

WalMart Identification of theory and critical discussion

Drawing on the prescribed text and/or relevant academic literature, produce a paper which discusses the nature of group

Section onea in an atwood machine suppose two objects of

SECTION ONE (a) In an Atwood Machine, suppose two objects of unequal mass are hung vertically over a frictionless

Part 1you work in hr for a company that operates a factory

Part 1: You work in HR for a company that operates a factory manufacturing fiberglass. There are several hundred empl

Details on advanced accounting paperthis paper is intended

DETAILS ON ADVANCED ACCOUNTING PAPER This paper is intended for students to apply the theoretical knowledge around ac

Create a provider database and related reports and queries

Create a provider database and related reports and queries to capture contact information for potential PC component pro