A specific steroid has λmax = 2.70 * 102 nm and molar absorptivity ε = 11,500 l mol-1 cm-1. what is the concentration of the compound in a solution whose absorbance at 2.70 * 102 nm is a = 0.095 with a sample pathlength of 1.00 cm?

View the table. Which would be the most appropriate headers for column 1 and column 2? 1 sugar ice diamond S AS rubber wax plastic column 1 Atoms column 2. lons column 1 Crystalline column 2 Noncrystalline column 1. Definite shape column 2.

What is this volume (2.49 * 104 L) in cubic meters?

A spaceship which is 50,000 kilometers from the center of Earth has a mass of 3,000 kilograms. What is the magnitude of the force of gravity acting on the spaceship? (The value of G is 6.673 * 10-11 newton meter2/kilogram2. The mass of Earth is 5.

Describe how and when disinfectant agents are used

Which of the following statements is true? A. Every organism is made of different elements. B. All living things are made of the same elements. C. Every species is made of different elements. D. All matter is made of the same 10 elements.

Calculate the number of particles (atoms or molecules) of the following: 1. How many molecules are there in 24 grams of FeF3? 2. How many molecules are there in 450 grams of Na2SO4? 3. How many grams are there in 2.3 x 1024 atoms of silver?

Write a balanced equation for the decomposition reaction described, using the smallest possible integer coefficients. When calcium carbonate decomposes, calcium oxide and carbon dioxide are formed.

What is the atomic number of magnesium?

Explain how earth plates and lithosphere are related

What is the name for the Fe2 + cation? Iron ion Iron (II) ion Ironide Ferride ion