Consider the reaction of a to form b: 2a< —> b. kc=1.8x10^-5(at 298k). a reaction mixture at 298k initially contains [a]=0.50m. what is the concentration of b when the reaction reaches equilibrium? the answer is 4.5x10^-6m but how do i get that answer?

Identify the missing numbers below to show the result of multiplying the numbers (1.6 × 10-19)(5.0 × 106) = c × 10d

Suppose you have designed a new thermometer called the x thermometer. on the x scale the boiling point of water is 129 ? x and the freezing point of water is 13 ? x. part a at what temperature are the readings on the fahrenheit and x thermometers the same?

List the path of the respiratory system