M what is the force at which the
82'
11. Yikes! A cat falls out a four-story window! If the cat is 5 kg and the acceleration is 9.8-
cat falls? (No cats were hurt in this physics problem.)
2.0 N
5.1 x 10-1N
49 N
ON

he uptake of drugs from the intestine is often strongly influenced by diffusion. for example, consider a water-insoluble steroid for treating inflammation that is solubilized in aggregates of detergent molecules, called micelles. these micelles, aggregates of 80 soap molecules, have a molecular weight of 24,000, a diameter of 2.6 nm, and a charge of -27. the positively charge ions (counterions) in this system are na".