What are the solutions of the equation (2x + 3)2 + 8(2x + 3) + 11 = 0? use u substitution and the quadratic formula to solve.

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

Pam buys a sleeve of ball bearings for her skateboard. each of the bearings is 1 1/5 inches wide. the sleeve is 9 3/5 inches long. how many ball bearings are in the sleeve? show your work.

Find the number of real number solutions for the equation. x2 + 5x + 7 = 0 0 cannot be determined 1 2