400cm³ of dry air was passed over heated copper powder in a hard glass tube until no further change. What volume of remained at the end of the experiment?mm

If 10.g of agno3 is available, what volume of 0.25 m agno3 can be prepared

How have the greenhouse gasses increased from the year 2000 to 2018

For the reaction, 4 a(g) + 3 b(g) => 2 c(g), the following data were obtained at constant temperature. experiment initial[a],mol/l initial [b],mol/l initial rate,m/min 1 0.200 0.150 5.00 2 0.400 0.150 10.0 3 0.200 0.300 10.0 4 0.400 0.300 20.0 which of the following is the correct rate law for the reaction? 1. rate = k[a]2[b]2 2. rate = k[a][b] 3. rate = k[a]2[b] 4. rate = k[a][b]2