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

The a and b loci are 10 cm apart a plant with a genotype

The A and B loci are 10 cM apart. A plant with a genotype aaBB is crossed to plant with a genotype of AAbb. If an F1 plant is self pollinated, what proportion of the progeny will be homozygous dominant or homozygous rece ...

Three questions200 word minimum wcited references1 explain

Three Questions 200 word minimum w/cited references 1. Explain the difference between type I and type II diabetes. Why is diabetes a public health concern? 2. List and explain the two types of diabetes. How are they diff ...

1 what is the scientific basis behind evolution please

1. What is the scientific basis behind evolution? Please explain your answer

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 ...

Select one chronic illness that could be diagnosed early in

Select one chronic illness that could be diagnosed early in life, such as asthma, diabetes, or rheumatoid arthritis. Follow a person with this chronic illness through the lifespan, discussing how treatment approaches wou ...

Biology questionanswer following question about purple

Biology Question Answer following question about Purple Loosestrife 1. Describe Purple Loosestrife invasive strategy, for example how does it succeffully outcompete its native counterparts in the community 2. Name some n ...

Which cultures would be more likely to focus on external

Which cultures would be more likely to focus on external controls? Which cultures would consider direct controls to be more important than indirect controls? Be specific and explain your answer.

Female reproductive system1 name the structureshormones

Female Reproductive System 1. Name the structures/hormones that regulate female reproductive function, and state their roles 2. Name both internal and external genitals of the female, and understand the blood supply to t ...

Ephedrine is a drug which stimulates the sympathetic

Ephedrine is a drug which stimulates the sympathetic nervous system by mimicking epinephrine with subsequent stimulation of the production of cAMP by adenylyl cyclase. Why is the presence of cAMP prolonged when ephedrine ...

Terminology cell division andgeneticswrite short

Terminology Cell Division andGenetics Write short definitions for each ( 1 or 2 sentences ) Sexual reproduction- Asexual reproduction- Centromere- Metacentric- Submetacentric- Telocentric- Chromatids- Karyotype- Centriol ...

  • 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