3. (05.04 MC) What mass of Hy is needed to react with 8.75 g of Oz according to the following equation: 02(g) + H2(g) → H2O(g)? (4 points)

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

What is the value of keq for the reaction expressed in scientific notation?

For the reaction shown, find the limiting reactant for each of the following initial amounts of reactants. 4al(s)+3o2(g)→2al2o3(s) a) 1 molal, 1 mol o2 b) 4 molal, 2.6 mol o2 c) 16 molal, 13 mol o2 d) 7.4 molal, 6.5 mol o2