The temperature of a sample of gas at 8.5 atm and 59.2 °C increases to 140.0 °C. If the volume is unchanged, what is the new gas pressure?
Select one:
O a. 10.6
Ob. 20.1
Oc. 6.84
Od. 119

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3

What do we call the rows on the periodic table? a. periodb. familyc. groupd. metals

An is a pure substance that can’t be broken down into simpler substances by chemical or physical means