A balloon's volume is 1.2 liters at a pressure of 0.2 atm. What was the original volume of the balloon when the pressure was 1.8 atm?*

3.6 L

0.13 L

1.7 L

0.43 L

Agas mixture with a total pressure of 745 mmhg contains each of the following gases at the indicated partial pressures: co2, 245 mmhg ; ar, 119 mmhg ; and o2, 163 mmhg . the mixture also contains helium gas. part a what is the partial pressure of the helium gas? phe p h e = nothing mmhg request answer part b what mass of helium gas is present in a 10.2-l sample of this mixture at 283 k ? m m = nothing g request answer

When a nucleus absorbs a neutron and then breaks apart, there are many products of the reaction. what is not a product of a nuclear fission reaction

As changes in energy levels of electrons increase, the frequencies of atomic line spectra they emit