What did classical physics predict about electron flow as a result of light shining on a metal surface? a. the higher the frequency of light, the more electrons would flow. b. electrons would flow only at certain frequencies. c. more electrons would flow if more light shone on the metal. d. the brighter the light, the fewer electrons would flow.

What is the type of the reaction below? bacl2 + h2so4 → 2 hci + baso4 double replacement synthesis single replacement decomposition

A5 foot by 5 foot box culvert is buried 6 feet beneath the surface of the ground. a crosssection of this very long culvert (into and out of the page) is illustrated below. assume that the soil in which the culvert is buried has the following properties: jt = 120 pcf, w = 12%, ko = 0.50, ka = 0.33, and kp = 3.00. calculate the total horizontal force per unit length of culvert (fh) felt on one of the vertical faces of the culvert.

Which is the most accurate name for the ionic compound cas?