A small number of RBCs are normally present in urine and usually result in a negative chemical test. An increased amount of hemoglobin and/or increased number of RBCs are detected as a positive chemical test result.
gigahertz. n, pl-hertz. 1. (Units) a unit of frequency equal to 10 9 hertz. Symbol: GHz.
Best Answer: MHz = MegaHertz a wave that cycles 1,000,000 time per second. GHz (GigaHertz) is 1,000 times faster. processor speed is given in the clock cycle frequency that has somewhat to do with the overall computer performance, but ultimately depends on the total package.