Label the Following as Physical or Chemical Properties of Potassium $\degree$

question 52

Essay

Label the following as physical or chemical properties of potassium.
a.It is a soft,shiny metal.
b.It oxidizes rapidly in air.
c.It reacts vigorously in water to produce hydrogen gas.
d.Its density at room temperature is lower than that of water.
e.It has a fairly low melting point of 63.38 $\degree$ C.

Recognize the variety and significance of art forms across Africa including rock art, body adornment, and royal portraits.

Understand the concept of opportunity cost and its application in economic decisions.

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Examine the gains from specialization and trade for individuals and countries.

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Definitions:

Orderly

A person employed in a hospital or other medical establishment to carry out non-nursing tasks such as transporting patients or maintaining cleanliness and order.

Neat

Characterized by cleanliness, orderliness, and often meticulousness in appearance or arrangement.

Psychic Structure

A concept in psychoanalytic theory referring to the complex psychological and emotional framework that makes up the personality.

Consciousness

The state of being aware of and able to think about one's own existence, sensations, and thoughts.