Red cabbage juice can be used as an acid-base indicator. when a solution is highly acidic, the juice turns red. as the acidity decreases and the solution becomes basic, the color changes from red to violet to green to yellow. red cabbage juice is used as an indicator of some common household products. which product will turn yellow when cabbage juice is added? a) coffee b) ammonia c) vinegar d) bottled water

The solid that is formed and usually sinks to the bottom of a solution is the

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=

Achild has maximum walking speed of 1.6 m/s. what is the length of the child's legs? 0.26 m