How many moles of CH 3CH 2OH are contained in 280 mL of 0.0788 M CH 3CH 2OH solution?

Why do scientists look for patterns in the world? a. patterns can explain observations. b. patterns never change, no matter what. c. patterns are easy for scientists to detect. d. patterns are all the same, through all time.

Asample of air with a volume of 2.20m3 at a pressure of 105 kpa and a temperature of 30c is cooled to 10c and the pressure is reduced to 75.0 kpa. what is the new volume? 6.9 1.34 2.56 43.0 2.88

Write the chemical formula for a compound that is made of an element from group 1 and an element from group 17