Examlex
What is the binding energy,in amu,of 13C? Masses are: proton = 1.00728 amu,neutron = 1.00867 amu,electron = 0.00055 amu,and 13C = 13.00335 amu.
Spanish Reconquista
The period from the 8th to the 15th century during which Christian kingdoms in the Iberian Peninsula reconquered territory from Muslim rulers.
Aztec Empire
A Mesoamerican empire that flourished in central Mexico in the 14th, 15th, and early 16th centuries, known for its sophisticated civilization, architectural achievements, and complex social structure before falling to Spanish conquerors.
Hernán Cortés
A Spanish Conquistador known for his expedition that led to the fall of the Aztec Empire and the establishment of Mexico City on its ruins.
Bartolome De Las Casas
A 16th-century Spanish historian and Dominican friar who became the first known advocate for the rights of indigenous people in the Americas, and opposed the abuses of the Spanish encomienda system.
Q1: A type of symbiosis in which both
Q18: The physical place where members of a
Q21: The electronic transitions that take place within
Q32: The physical properties of polymers depend on:<br>I.the
Q42: When two or more species vie for
Q58: Choose the INCORRECT statement about the transition
Q59: Lichens and mosses that can grow on
Q60: Iodine is only very slightly soluble in
Q78: Choose the INCORRECT statement.<br>A)The production of limestone
Q104: Choose the INCORRECT statement about transition elements.<br>A)Ferromagnetism