Which of the following compounds contains polar covalent bonds? a) CS2
b) LiF
c) F2
d) CH3F

24. a sports ball is inflated to an internal pressure of 1.85 atm at room temperature (25 °c). if the ball is then played with outside where the temperature is 7.5 °c, what will be the new pressure of the ball? assume the ball does not change in volume nor does any air leak from the ball a) 0.555 atm b) 1.74 atm c) 1.85 atm d) 1.97 atm

Calculate the number of moles of ethane in 100 grams

All of the following are part of the biosphere except