Expected Levels. Total hardness in freshwater is usually in the range of 15 to 375 mg/L as CaCO3. Calcium. hardness in freshwater is in the range of 10 to 250 mg/L, often double that of magnesium. hardness (5 to 125 mg/L). Typical seawater has calcium hardness of 1000 mg/L, magnesium.
Part of the Storage management glossary: A physical address is a binarynumber in the form of logical high and low states on an address busthat corresponds to a particular cell of primary storage(also called main memory), or to a particular register in a memory-mapped I/O(input/output) device.
Physical Location. Once you have the IP address, the next challenge is getting your computer's physical location. The Internet provider the thief uses can give you the address, but may refuse to do so to protect its customer's privacy. Your anti-theft software may be able to extrapolate the location from the IP address. Some software incorporates Global Positioning System and Wi-Fi tracking so that it records the physical address along with the IP address, making it easier to locate your computer.