Which balanced equation represents a single replacement reaction?
(1) mg + 2agno3 → mg(no3)2+ 2ag
(2) 2mg + o2 → 2mgo
(3) mgco3 → mgo + co2
(4) mgcl2+ 2agno3 → 2agcl + mg(no3)2

Consider the reaction of a(g) + b(g) + c(g) => d(g) for which the following data were obtained: experiment initial [a], mol/l initial [b], mol/l initial [c], mol/l initial rate, mol/l.s 1 0.0500 0.0500 0.0100 6.25 x 10^-3 2 0.100 0.0500 0.0100 2.50 x 10^-2 3 0.100 0.100 0.0100 1.00 x 10^-1 4 0.0500 0.0500 0.0200 6.25 x 10^-3 what is the rate law for the reaction?

In the space, show a correct numerical setup for calculating the number of moles of co2 present in 11 grams of co2

Which of the following is true about the speed of light? it depends on the wavelength.