For the reaction bro3–+ 5br–+ 6h+ -> 3br2 + 3h2o at a particular time, –latex: \delta δ [bro3– ]/latex: \delta δ t = 1.5 × 10–2 m/s. what is –latex: \delta δ [br–]/latex: \delta δ t at the same instant? 13 m/s 3.0 × 10–3 m/s 330 m/s 7.5 × 10–2 m/s 1.5 × 10–2 m/s

In triangle abc, the length of side ab is 12 cm, the length of side bc is 5 cm, and the length of side ca is 9 cm. find the measure of angle a using the law of cosines.

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Bill works as a waiter and is keeping track of the tips he ears daily. about how much does bill have to earn in tips on sunday if he wants to average $22 a day? tips by day tips (dollars) monday tuesday wednesday thursday friday saturday $14 $22 $28 $36