the product residue can be left over on the sides of the funnel or the sides of the beaker. 2) If you receive more than 100% yield, it means something went wrong. The precipitate could have not dried completely when the mass was taken or the filter paper mass could have been affected by the tear put in it when making the funnel. 3) It is important to know the true percent yield of any reaction because then you will be able to compare the percent yield acquired in your lab procedure to the actual percent
Ancient Egyptians believed in preserving the dead bodies by the process of mummification. They did it so that the on reaching afterlife, the dead person could repossess his body. Due respect was given to the pharaohs and they were raised to the level of gods. They were therefore buried in elaborate tombs along with rich treasure i.e. golden shrines, jewelry, statues, a chariot, weapons and clothing, etc. In some cultures, it is believed that the dead have a continued existence and also have the ability
Plastic has become an important and useful part of our world. In the Great Pacific Ocean Gyre there is six times more plastic than plankton, which is the main food for many ocean animals. By estimation eighty percent of the plastic originates from land; floating in rivers to the ocean or blew by the wind into the ocean. The remaining twenty percent of the plastic originates from oil platforms and ships (Facts). The Great Pacific Garbage Patch should be reduced by the following three ways: reduce