(11 × 5) × 8

which of the following is equal to the expression listed above?
a.
(11 × 5) × (5 × 8)
b.
11 × (5 × 8)
c.
8 × 11 + 8 × 5
d.
(11 × 5) + 8

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

Which characteristics can be used to differentiate star systems? check all that apply.

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?