To convert a signed binary int to a decimal number, use the following algorithm. We illustrate the algorithm on two four-bit examples: 1110 and 0101. If the leftmost bit is a 1, the number is negative. Do the following... (1110 starts with a 1.
Copper pyrites is a common name for the mineral chalcopyrite, which has a formula CuFeS2. It can be considered to be made up of Cu+ Fe3+ S2- ions but there is covalent character.
Copper Sulphate is a widely used chemical compound comprised of Copper, Sulphur and Oxygen whose formula is CuSO4. Crystals of Copper Sulphate are often bright blue and the substance was known once as Blue Vitriol or Bluestone.Copper sulfate was used in the past as an emetic, (An agent that induces vomiting).opper Sulphate is a widely used chemical compound comprised of Copper, Sulphur and Oxygen whose formula is CuSO4. Crystals of Copper Sulphate are often bright blue and the substance was known once as Blue Vitriol or Bluestone.