A solid metal sphere has a volume of 4.2 ft3. The mass of the sphere is 155 lb. Find the density of the metal sphere in grams per cubic centimeter.
Chapter 1: Chemistry & The World Around You Chemistry is the study of matter and the changes it undergoes o Matter is anything that has mass and occupies space The Scientific Method 1. Observation and description of a phenomenon or a group of phenomena 2. Formulation of a hypothesis to explain the phenomena 3. Use of the hypothesis to predict the existence of other phenomena, or to predict the results of new observations 4. Experimental tests of the predictions performed by several independent experimenters If the experimental results support the hypothesis, it may become a theory or law of nature If the experimental results do NOT support the hypothesis, it may be rejected or modified Science can be separated i