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The Spleen is an organ that removes worn-out cells from the body.

Ergosterol, a precursor of vitamin D, has δmax = 282 nm and molar absorptivity ε = 11,900 M-1cm-1. What is the concentration of ergosterol in a solution whose absorbance A = 0.43 with a sample pathlength l = 1.00 cm.?

Why is it possible to see the iced tea in a clear glass pitcher? The glass is opaque and reflects light that strikes it. The glass is translucent and scatters light, The glass is a transparent material and allows most light to pass through.

how can you make the gravitational force between two 50kg objects less than the gravitational force between two 5kg objects

Which of the major physical laws of chemistry are you testing when you calculate percent recovery? explain

Which is one possible way the digestive system works together with other body system

Can anyone tell me how to balance chemical equations

Nomadic people received income from where

How many milliliters of 0.755 m h2so4 solution is needed to react with 55.0 ml of 2.50 m koh solution? given: 2 koh (aq) + h2so4 (aq) → 2 h2o (l) + k2so4 (aq) ?

Ammonia is among the top ten synthesized compounds. Its many uses include the manufacture of ammonium nitrate and other fertilizers. Ammonia decomposes at high temperatures. In an experiment to explore this behavior, 2.