A5.0 gram sample of lead and a 3.2 g sample of iron are placed into 367 ml of water. what will be the new volume level of water in units of ml? the density of lead is 11.34 g/cc and the density of iron is 7.874 g/cc.

Match each object to its description: a. coma of a comet b. comet tail c. oort cloud haze surrounding a nucleus created by solar wind. hypothetical sphere around the solar system

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.

Ahypothrticalax type of ceramic material is known to have a density of 2.10 g/cm3 and a unit cell of cubic symmetry with a cell edge length of 0.57 nm. the atomic weights of the a and x elements are 28.5and 30.0 g/mol, respectively. on the basis of this information, which of the following crystal structures is (are) possible for this material: sodium chloride, cesium chloride, or zinc blende