At constant temperature, 2 L of gas at 3 atm of pressure is expanded to 8 liters. What is the new pressure? O None of the above
O 4 atm
O 1.5 atm
0.75 atm
1 atm

Which statement describes evidence of a chemical reaction? a) ice melting eliminate b) water boiling c) lighting a match d) grape juice freezing

All of the following are part of the biosphere except

)in the deacon process for the manufacture of chlorine, hcl and o2 react to form cl2 and h2o. sufficient air (21 mole% o2, 79% n2) is fed to provide 35% excess oxygen, and the fractional conversion of hcl is 85%. calculate the mole fractions of the product stream components.