An analytical chemist is involved with a. studies of what penguins eat
b. research to develop new rocket fuels
c. the synthesis of new carbon compounds
d. measurement of the amount of minerals in cereals

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

How many moles of gas are present if p=11 atm, v=12l, t=185k?

Reduction is a reaction which results in a in electrons and a in positive charge of the atom or ion 1) a- loss 1) b- gain 2) a-increase 2) b-decrease