La longitud de enlace del Bi—I experimental en el triyoduro de bismuto, BiI3, es 2.81 Å. De acuerdo con este valor y con los datos de la figura 7.7, prediga el radio atómico del Bi

Acylinder is filled with 2.00 moles of nitrogen, 3.00 moles of argon and 5.00 moles of helium. if the gas mixture is at stp, what is the partial pressure of the argon

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? a. the balloons both rise. the cold balloon is larger than the warm balloon. b. the balloons rise at the same rate. both balloons are the same size. c. the warm balloon expands and rises. the cold balloon shrinks and sinks. d. the cold balloon expands and rises. the warm balloon shrinks and sinks.

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right