The Missing Number in the Equation 2CaNO₃)₂ → 2CaO

question 22

Multiple Choice

The missing number in the equation 2CaNO₃) ₂ → 2CaO + [ ]NO₂ + O₂ is

• A) 1.
• B) 2.
• C) 3.
• D) 4.

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Definitions:

Adipocyte

Fat cell.

Lipids

A diverse group of organic compounds, including fats, oils, and hormones, that are insoluble in water but soluble in organic solvents, playing key roles in energy storage and cell structure.

Hyaluronic Acid

Hyaluronic acid is a substance that is naturally present in the human body, known for its capacity to attract and retain large amounts of moisture, used in skincare products for its hydrating properties.

Polysaccharide

Carbohydrate containing a large number of monosaccharide molecules.