Spiral Review (4.0A.4, 4.NF.2, 4.NF.3d, 4.NF.4c)
3. Write an expression that is equal to
3 x 21 2

Consider the reaction 2x2y2+z2⇌2x2y2z which has a rate law of rate= k[x2y2][z2] select a possible mechanism for the reaction.

Two planes leave an airport at the same time, one flying east, the other flying west. the eastbound plane travels 20 mph slower. they are 1600 mi apart after 2 hr. find the speed of each plane.

What’s -11-33k and factor each expression completely