A Metallic Object Holds a Charge of -3

question 72

Multiple Choice

A metallic object holds a charge of -3.8 x 10^-6 C.What total number of electrons does this represent? (e = 1.6 x 10^-19 C is the magnitude of the electronic charge. )

• A)4.2 x 10¹⁴
• B)6.1 x 10¹³
• C)2.4 x 10¹³
• D)1.6 x 10¹⁴

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Definitions:

Cytoplasm

The material or protoplasm within a living cell, excluding the nucleus, containing various organelles and inclusions important for cell function.

Bone Marrow

A soft, spongy tissue found inside bones that is the primary site of new blood cell production or hematopoiesis.

Lungs

Paired respiratory organs in the chest of vertebrates with structures facilitating gas exchange between blood and the atmosphere, primarily for oxygen uptake and carbon dioxide excretion.

Blood Returning

Refers to the process of blood flowing back to the heart after having circulated through the body's organs and tissues.