A weather balloon with a volume of 250.0 L is released in Houston when the pressure is 102.6 kPa and 37.2 degrees Celsius. What will the volume of the balloon be after the balloon reaches am altitude of 6000 m where the pressure is 48.55 kPa and the temperature is 3.10 degrees Celsius

Sandy is building a small toy car. he wants to use a balloon to power the toy car. he fills a balloon with air and then attaches a straw to the balloon. he tapes the balloon-straw combination to the car and then releases the end of the balloon. the toy moves forward as the air from the balloon comes out the back of the straw. what can sandy do to make the toy car move faster? a) use less air in the balloon. b) blow up the balloon more. c) use a longer straw. d) use larger tires.