Rubidium Has Two Naturally Occurring Isotopes

question 33

Multiple Choice

Rubidium has two naturally occurring isotopes.The atomic weight of Rb is 85.4678 u.If 72.15% of Rb is found as Rb-85 (84.9117 u) ,what is the mass of the other isotope?

• A) 0.56 u
• B) 85.68 u
• C) 86.91 u
• D) 86.02 u
• E) 83.47 u

Appreciate the complexities and interactions between federal and provincial environmental regulation.

Discern the importance of due diligence in environmental law and its role as a defense.

Explain the influence of the Kyoto Protocol and the goals of the United Nations Framework Convention on Climate Change.

Analyze real-life scenarios to understand the application of environmental law and the difference between common law remedies and statutory remedies.

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Definitions:

Coastal Zones

Regions where land meets the ocean or sea, characterized by distinct ecological and environmental attributes.

Osmoregulatory Organ

A part of an organism that regulates water and salt concentrations, maintaining homeostasis.

Kidney

The paired vertebrate organ important in excretion of metabolic wastes and in osmoregulation.

Deamination

Deamination is the biochemical process that removes an amino group from an amino acid, resulting in the release of ammonia and alteration of the amino acid structure, often taking place in the liver.