To enter scientific notation use the e function. EX: 6.02x1023 would be entered as 6.02e23 Question 2
1 pts
A mixture of neon and argon gases exerts a total pressure of 7.8 atm. The partial
pressure of the neon alone is 1.97 atm, what is the partial pressure of the argon gas
in atm? Record your answer with 2 decimal places.
Next >

Using this reversible reaction, answer the questions below: n2o4 2no2 (colorless) (reddish-brown) -as the temperature increased, what happened to the n2o4 concentration? -was the formation of reactants or products favored by the addition of heat? -which reaction is exothermic? right to left or left to right? -if the change of enthalpy of this reaction when proceeding left to right is 14 kcal, which chemical equation is correct? n2o4 2no2 + 14 kcal n2o4 2no2, hr = +14 kcal n2o4 + 14 kcal 2no2 n2o4 2no2, hr = -14 kcal