Which of the following statement describes dinosaurs during the mesozoic era?

a.

they were very inactive

c.

they were good mothers

b.

they were cold-blooded

d.

they are the direct ancestors to birds 

Write the overall equation for the reaction for lithium battery

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

What is the formula for the compound dinitrogen pentoxide? a. n4o5 b. n5o4 c. n4o6 d. n5o2 e. n2o5