a 1.20 l weather balloon on the ground has a temperature of 25.0°c and is at atmospheric pressure (1.00 atm). when it rises to an elevation where the pressure is 0.720 atm, then the new volume is 1.80 l. what is the temperature (in °c) of the air at this elevation?

This graph represents four ecosystems. each ecosystem has a different number of species, adding to its biodiversity. different colors represent different species. which statements correctly summarize the data depicted by the graph? 1. ecosystem d has more biodiversity than ecosystem c. 2. ecosystem b has more biodiversity than all the other ecosystems. 3. ecosystem a has more biodiversity than ecosystem b but less biodiversity than ecosystem c. 4. ecosystem b has more biodiversity than ecosystems c and d but less biodiversity than ecosystem a. 5. ecosystem a has more biodiversity than ecosystem c but less biodiversity than ecosystem b.

What is the highest grade you can score on the act

In 1999, the u. s. announced trade sanctions worth $116.8 million, targeting goods from france, germany, italy and denmark. the sanctions were in retaliation for a ban on u. s. hormone-treated beef by which organization?