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

In which parts of a plant where photosynthesis takes

In which parts of a plant where photosynthesis takes place?

1 if humans are in the same class as domestic cats we must

1. "If humans are in the same class as domestic cats we must also be in the same order." True or False? Explain. 2. Explain in your own words how, from an evolutionary standpoint, a desert spring and an island in the oce ...

Assignmentselect an example of an advancement made in

Assignment Select an example of an advancement made in biotechnology (e.g. pharmacogenetics, stem cells, GMOs, de-extinction, etc.). Describe the specific advancement and what contribution it brings to society. For full ...

Hematology case studycandy is a 13 year old who lives with

Hematology Case study Candy is a 13 year old who lives with her father and younger sister. Her mother died when Candy was 6 years old and her sister was 4 years old. Her father works a 12 hour shift full time to support ...

Embryonic pattern specification during development in some

Embryonic pattern specification during development in some cases requires maternally contributed ‘determinants', and in others is regulated by signaling between cells. For each of the following developmental events, indi ...

Parents were concerned about their 16-year-old son for the

Parents were concerned about their 16-year-old son for the following reasons: he had no deepening of his voice, scanty pubic and axillary hair growth, absence of beard and mustache growth, small penis, poor muscular deve ...

1 how does triclosan affect fertilization2 what are human

1. How does triclosan affect fertilization? 2. What are human generated sources of triclosan in the ocean?

Premature infants are prone to respiratory distress

Premature infants are prone to respiratory distress syndrome, which is largely due to surfactant deficiency. Briefly address what surfactant does, and why production is impaired in preterm infants.

Cyclin-dependent kinases are special molecules that

Cyclin-dependent kinases are special molecules that facilitate the progression of a cell through the cell cycle. Many molecules such as p53 regulate the cell cycle. An unregulated cell cycle can lead to rapid growth of t ...

Garbology edward humesin garbology edward humes says that

Garbology Edward Hume's In Garbology Edward Hume's says that waste is one environmental impact that ordinary working Americans have the power to change. List 10 ways you can reduce the amount of waste you produce and the ...

  • 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