A snowflake contains 2.1 10^18 molecules of water. How many moles of water does it contain?

An exothermic reaction is conducted in an insulated calorimeter filled with water. the calorimeter is then sealed so that there is no heat exchanged between the contents of the container and the surrounding air. which of the following statements is true about the reaction?

4. absorption has the highest risk of overdose due to increased potency. a. rectal b. oral c. transdermal d. intranasal

Draw the skeletal structures of two different molecules that are each made of 5 carbon atoms and 12 hydrogen atoms.