A balloon originally had a volume of 4. 39 l at 44°c and a pressure of 729 torr. To what temperature must the balloon be cooled to reduce its volume to 3. 78 l if the pressure is constant?.

How do we determine if they are made with matter

To safely control the traffic flow and protect workers near public roadways and moving construction equipment use you could use

Nathan is an ecologist. he’s studying the effect of secondary consumers on primary consumers. his current research focuses on a population of blue jays and crows. they eat caterpillars and mice. if the number of blue jays increases, what are the likely effects on other populations? 1the number of crows will increase. 2the number of mice will decrease. 3the number of mice will remain the same. 4the number of caterpillars will decrease.