The products of a certain chemical reaction contain 30 kJ of potential energy, and the reactants contain 4 kJ. How much energy is released or absorbed by the reaction? O A. 26 kJ is absorbed. B. 26 kJ is released. O C.34 kJ is absorbed. O D. 34 kJ is released.

Isobars are lines of constant or equal pressure on a weather map. they can be used to find areas of low or high pressure over a broad area, and they can tell us how intense the system may be. on weather maps, you may have noticed areas that have a large l or h over a region with lines circling around them. the l stands for low pressure and h stands for high pressure. the lines circling them are isobars. check out the pressure system and isobars over georgia and florida. what is the present weather in this area ? a) clear and sunny b) cold and cloudy c) changing weather d) lots of precipitation