Pls help me right now

Who is better, messi or cristiano, i need this for a chemistry class. asap

The climate of the continental united states is generally 1. tropical 2. temperate 3. arctic 4. highland

Consider the following reaction at equilibrium. 2co2 (g) 2co (g) + o2 (g) h° = -514 kj le châtelier's principle predicts that the equilibrium partial pressure of co (g) can be maximized by carrying out the reaction a. at high temperature and high pressure b. at high temperature and low pressure c. at low temperature and low pressure d. at low temperature and high pressure e. in the presence of solid carbon