The Mass Spectrum of an Element with Two Naturally Occurring

question 86

Multiple Choice

The mass spectrum of an element with two naturally occurring isotopes is shown below.What is the best estimate of the element's (average) atomic weight?

• A) 10 amu
• B) 11 amu
• C) 10.8 amu
• D) 10.2 amu
• E) 10.5 amu

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Definitions:

Human Papillomavirus

A common virus that can lead to various health problems, including genital warts and cervical cancer; has different strains, some of which are preventable by vaccination.

Vas Deferens

A conduit that moves sperm from the epididymis to the ejaculatory ducts as part of the preparation for ejaculation.

Seminal Vesicles

Glands located near the prostate in males that produce fluid that is a component of semen.

GC

Gonococcus, a type of bacteria that causes gonorrhea, a sexually transmitted infection.