The ka values at 25oc for a series of acids is given below: ka 1.8 x 10-5 7.6 x 10-4 1.3 x 10-3 8.4 x 10-3 2.2 x 10-2 which of the following acids has a ka = 2.2 x 10-2? chloroethanoic acid iodoethanoic acid ethanoic acid trichloroethanoic acid bromoethanoic acid

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.

What was bohr’s contribution to the planetary model

Which of the following is the correct formula for copper (i) sulfate trihydrate? cuso4 · 3h2o cuso4(h2o)3 cu2so4(h2o)3 cu2so4 · 3h2o