5.97 g of fluorene is added to 0.250 kg of benzene and it was found that the freezing point of benzene decreased by 0.737 °C. What is the experimental molar mass of fluorene? K of benzene = 5.12 K∙ kg/mol, van’t Hoff factor of fluorene = 1. ___ g/mol

Anurse practitioner prepares an injection of promethazine, an antihistamine used to treat allergic rhinitis. if the stock bottle is labeled 25 mg/ml and the order is a dose of 11.0 mg , how many milliliters will the nurse draw up in the syringe?

This is a characteristic of the elements in the periodic table that shows a pattern. it may increase or decrease across or down the table.

Gwhich r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? which r group would most likely be found in a hydrophobic area of the tertiary structure of a globular protein? −ch2−oh −ch2−o||c−nh2 −ch2−coo− −ch2−ch2−ch2−ch2−n+h3