What is the molarity of the stock solution of luminol

Assignment Help Chemistry
Reference no: EM13169900

the forensic technician at a crime scene has just prepared a luminol stock solution by adding 11.0 of luminol to creating a solution with a total volume of 75.0 . What is the molarity of the stock solution of luminol?

Reference no: EM13169900

Questions Cloud

How much heat in kj evolves : acetylene (C2H2) torches are used in welding. How much heat in kJ evolves when 5.0g of C2H2 (d=1.0967kg/m^3) is mixed with a stoichiometric amount of oxygen gas?
Important issue related to your representative''s committee : Identify an important issue related to your representative's committee or subcommittee work in Congress. Summarize your representative's position on that issue as described on his or her website or illustrated by legislation sponsored by your represe..
Use the concept of electron configurations : use the concept of electron configurations to explain why the number of alence electrons in metals tends to be less then the number in most nonmetals.
Find the temperature of the water : A mixture of 4.0 mol of H2 and 2.0 mol of O2 is placed in a sealed evacuated container made of a perfect insulating material at 27C. The mixture is ignited with a spark and it reacts to form liquid water. Find the temperature of the water.
What is the molarity of the stock solution of luminol : the forensic technician at a crime scene has just prepared a luminol stock solution by adding 11.0 of luminol to creating a solution with a total volume of 75.0 . What is the molarity of the stock solution of luminol?
Which of the following pairs has about same atomic radius : Which of the following pairs has about the same atomic radius?
What is the temperature rise : The molar heat of combustion of methanol (molar mass = 32.0g/mol) is -757kJ/mol. If 2.00 g of methanol is placed in a bomb calorimeter with a heat capacity of 6.50 kJ/degree C what is the temperature rise when the sample is combusted?
Sql script-creating the database and inserting data : Understanding the SQL script, creating the database and inserting data and display all product information for products that contain the string ‘saw' in their description.
The female vote : "The Female Vote" Women have had the right to vote in this country for less than one hundred (100) years - just since 1920. Much has been written about the power of "the female block" and national candidates can win or lose based on their appeal to t..

Reviews

Write a Review

Chemistry Questions & Answers

  State how do you find the mass of an unknown acid

How do you find the mass of an unknown acid in a 10mL portion used for titration if my original mass of the unknown acid is 0.307g

  Explain solid state chemistry

Explain Solid State Chemistry, 1) Write the balanced chemical equation for Fe2O3+2Al?2Fe+Al2O3 using the lowest possible whole number coefficients.

  Compounds that contain nitrogen in a three-membered ring

Explain the following observations. 1. Aziridines, compounds that contain nitrogen in a three-membered ring, undergo pyramidal inversion much more slowly than do other alkylamines

  What is the total number of liters of o2(g)

What is the total number of liters of O2(g) produced from the complete decomposition of 0.500 mole of KClO3(s)?

  What would be the temperature

Suppose that you developed your own new temperature scale, denoted oN. You chose 30.0oN as the temperature of freezing water and 280oN as the temperature of boiling water at 1.0 atm pressure.

  Compute the empirical formula and molar formula

Calculate the empirical formula and the molar formula.

  What volume of 3.02 m hno3 can be made

What volume of 3.02 M HNO3 can be made by diluting 142 mL of concentrated nitric acid (16.0 M HNO3)?

  Calculate the number of kilograms of helium required

Calculate the number of kilograms of helium required to inflate a balloon with a volume of 100.000 L at a pression of 250 mmHg and atmospheric temperature of -35 ° C.

  Find the volume of the gas

Determine the volume of the gas at a pressure of 150.0 kPa and a 26 degree Celsius of temperature?

  What volume will the gas occupy

Liquid nitrogen has a density of 0.807 g/mL at -195.8 °C. If 1.00 L of N2(l) is allowed to warm to 25°C at a pressure of 1.0 atm, what volume will the gas occupy.

  Describe the biochemical changes that takes place

explain the biochemical changes that takes place during the investment phase of glycolysis

  Define molar concentration of copper nitrate

Molar Concentration of Copper (II) Nitrate, A 25.00 mL sample containing Cu2+ gave an instrument signal of 23.6 units (corrected for a blank). When exactly 0.500 mL of 0.0287 M Cu(NO3)2 was added to this solution

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!

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