sophiqdionacles5659 sophiqdionacles5659

02-01-2023
SAT

Answered

The molar absorptivity of a compound at 500 nm wavelength is 252 m-1cm-1. suppose one prepares a solution by dissolving 0. 00140 moles of a solute in enough water to make a 500. 0 ml solution. what would be the absorbance in a 7. 00 mm pathlength cell?.

Answer :

Other Questions

A 2. 00-l bottle of a solution of concentrated hcl was purchased for the general chemistry laboratory. the solution contained 868. 8 g of hcl. what is the molar

Suppose you wish to whirl a pail full of water in a vertical circle at a constant speed without spilling any of its contents (even at the top of the circle!). i

Calculate the boiling point of a solution of 500. 0 g of ethylene glycol (c2h6o2) dissolved in 500. 0 g of water. Kf = 1. 86°c/m and kb = 0. 512°c/m. Use 100°c

According to a 2013 study by the pew research center, 15% of adults in the united states do not use the internet (pew research center website, december, 15, 201

Use the normal distribution to the right to answer the questions. (a) what percent of the scores are less than 19? (b) out of 1500 randomly selected scores,

A boat of mass 250 kg is coasting, with its engine in neutral, through the water at speed 1. 00 m/s when it starts to rain with incredible intensity. the rain i

Find δru for the combustion of biphenyl in kjmol−1 at 298 k. The heat capacity of the bomb calorimeter, determined in a separate experiment, is 5. 861 kj∘c−1

Arianna and Hannah are conducting an experiment to test the difference threshold for sense of touch on the forehead. For trial 1, Hannah closes her eyes while A

Imagine you have been asked to produce a prototype for the diary system discussed in the worked exercise in section 7. 2. 3. what would be an appropriate protot