10pts) Calculations and Analysis Use the data collected above and the given volumes of acetic acid and ethyl alcohol to determine the initial and equilibrium concentrations of acetic acid. A. Determination of Initial Concentrations Volume of 0.25 M NaOH added32.77 mL (2pts) Initial concentration of acetic acid (M)

Consider the nuclear equation below. 239/94 pu—-> x+ 4/2 he. what is x?

Why does the sun appear to be the brightest star in the sky? a- its apparent brightness is much greater than other stars. b- it burns more gas, making it brighter than any other star. c- it is the largest star in the galaxy, so it is the brightest star. d- its relative distance to earth is closer than the other stars.

In an exothermic reaction the bonding energy of the product is: less than the reactants same as the reactants greater than the reactants dependent upon the presence of a catalyst