Calculate the absorptivity of z

Assignment Help Chemistry

Reference no: EM13140585

A colored substance Z has an absorption maximum at 350 nm. A solution containing 2 mg of Z per liter had an absorbance of 0.850 using a 1 cm cell. The formula weight of Z is 148.

(a) Calculate the absorptivity of Z at 350 nm.
(b) A solution containing Z gave an absorbance of 0.450. What is the concentration of Z in this sample in ppm?

Reference no: EM13140585

Questions Cloud

Effective performance management : Effective performance management linked with organisational employee development and career management;

How charge-life exceeding hundred minutes would be unusual : What is the probability that a single randomly sampled battery of this type lasts longer than 100 minutes. Does this suggest that a charge-life exceeding 100 minutes would be unusual?

Explain the actual contribution or experimental evidence : Specify which concepts coined by Ramon y Cajal (1906), Sherrington (1932), and Dale and Loewi (1936) contribute to the following aspect of synapse structure and/or function? In addition to matching the name to the discovery, briefly explain the ac..

Define a design of a series controller : Design a series controller (a PD, PI or PID) so that the following performance specifications are satisfied. Steady-state error due to a step input = 0

Calculate the absorptivity of z : A colored substance Z has an absorption maximum at 350 nm. A solution containing 2 mg of Z per liter had an absorbance of 0.850 using a 1 cm cell. The formula weight of Z is 148.

How can national identity unite and divide people : how can national identity unite and divide people

Problem on cost flow assumption : Nichols Company had 500 units of "Dink" in its inventory at a cost of $5 each. It purchased, for $2,400, 300 more units of "Dink". Nichols then sold 600 units at a selling price of $10 each, resulting in a gross profit of $2,100. The cost flow ass..

Do hotel managers-average differ significantly in femininity : Do hotel managers on the average differ significantly in femininity score from men in general? Assume that the standard deviation of scores in the population of all male hotel managers is the same.

Which glia are involved in myelination in the pns : How did Santiago Ramon y Cajal (1906) famous neuroanatomical drawings of the nervous system contribute to our current understanding of the cellular wiring of the nervous system?

User Account

All Pages