Match the term with the definition. phase particle element atom a) the basic unit of an element b) a substance that cannot be broken down into a simpler substance c) a tiny piece of matter d) a unique form of matter in which it can exist

Which atom or ion is the largest? a. k b. k+ c. ca d. ca2+ e. li

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?

Which of the following is most likely true about water in chemical solutions?