What is the final aqueous solution pH of HA with Ka = 0.000018, given ICE
HA
H
A
Initial
0.0006 M
0
0.0027
X
X
X
change
equilibrium
0.0006 - XM
X
0.0027 M
O 4.0
5.4
O 4.5
O 1.8

The tilt of the earth's axis of rotation is responsible for the a) ocean's tides. b) size of the moon. c) brightness of stars. d) earth’s seasons.

What was bohr’s contribution to the planetary model

For the reaction c6h14(g) & longrightarrow; c6h6(g) + 4h2(g), δp(h2)/δt was found to be 2.5 x 10-2 atm/s, where δp(h2) is the change in pressure of hydrogen. determine δp(c6h14)/δt for this reaction at the same time.