31.Physical properties of CO2 is A. Fairly soluble in water
C. Only a

B. 1.5 times heavier than air
D. Both a and b​

18. use the activity series to predict whether the following synthesis reaction will occur. write the chemical equations for the reaction if it's predicted to occur. (s) + o2(g) -> *note: it is possible.*

If 34.2 grams of lithium react with excess water, how many liters of hydrogen gas can be produced at 299 kelvin and 1.21 atmospheres? 2 li (s) + 2 h2o (l) yields 2 lioh (aq) + h2 (g)

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al