When the Following Equations Are Balanced Using the Smallest Possible $\rightarrow$

question 31

Multiple Choice

When the following equations are balanced using the smallest possible integers, what is the number in front of the underlined substance in each case?
-Sr(s) + P₄(s) $\rightarrow$ Sr₃P₂(s)

• A) 2
• B) 3
• C) 6
• D) 12
• E) 18

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Definitions:

Omnivore

An organism that eats both plants and animals as its primary source of food.

Carnivore

An organism that primarily eats other animals as its main source of food.

Autotroph

Autotrophs are organisms that produce their own food from inorganic substances using light or chemical energy, forming the base of the food chain in ecosystems.

Heterotrophs

Organisms that obtain their energy by consuming other organisms, unable to synthesize their own food from inorganic sources.