Name the two molecules Nн н ТІТТІ
(1) Н-с-с-с-с-с-Н
ТІ
н
н
T
(2) Н-с-с-с-с-Н
ТІ T
Hн H
НЕСЕН
Н

Select the correct text in the passage. which sentences describe examples of sustainable living? i live in an old apartment building downtown, but my company is based in an office park on the outskirts of the city. i drive an old car that needs to be replaced. i plan to buy a hybrid for better gas mileage, but for now i am able to carpool with a couple of friends from work. the drive to the office park is about 45 minutes each way, but we do get to work in a modern building. the architects just received a leed certification for the design.

How many moles of al3+ ions are in 1.25 moles of al2o3

Large helium-filled balloons are used to lift scientific equipment to high altitudes. what is the pressure inside such a balloon if it starts out at sea level with a temperature of 10.0ºc and rises to an altitude where its volume is twenty times the original volume and its temperature is – 50.0ºc ?