1. En una industria farmacéutica se tiene una mues- tra de cloruro de calcio (CaCl2), el director a car-
go ha solicitado que se determine su masa molar
para saber con mayor precisión la cantidad reque-
rida para fabricar un nuevo fármaco. ¿Cuál es la
masa molar del cloruro de calcio?
Cont
den
adec
a su
equi

Why should the scientific method be used to answer a question? a. it provides a way to test an idea without any bias. b. it provides a way to test a hypothesis. c. it provides a way to ensure all hypotheses are proven correct. d. it provides a way to quickly turn a hypothesis into a scientific theory.

Which of the following statements concerning the influence of culture on ethnic identity formation is accurate? a. one will reject ethnic identity if cultural stereotypes are encountered. b. if one’s ethnic city is different from the dominant cultural group, then one’s ethnic identity you will become weekend. c. if an the ethnic group is excepted by dominant culture, then ethnic identity formation can be a difficult process. d. similarity to the dominant culture can determine how easy it is for one to except ethnic differences.

What is the temperature of one mole of helium gas at stp?