Which characteristic is used to classify metamorphic rocks as foliated or non-foliated? grain size
layer thickness
arrangement of layers
arrangement of grains

Which type of orbits are found in the principal energy level n = 2 a - s b - s, f c - s, d d - s, p e - s, p, d

The blackbody curve for a star name zeta is shown below. what is the peak wavelength for this star ?

Magnesium is the limiting reactant in this experiment. calculate the theoretical yield of mgo for each trial. trial 1: trial 2: data mass of empty crucible with lid trial 1: 26.688 trial 2: 26.681 mass of mg metal, crucible, and lid trial 1: 26.994 trial: 2 26.985 mass of mgo, crucible, and lid trial 1: 27.188 trial 2: 27.180