The Following Diagram Depicts the Reaction Between Gaseous Oxygen

question 35

Multiple Choice

The following diagram depicts the reaction between gaseous oxygen, , and gaseous hydrogen, , to form water vapor, O. What molecules and how many of them should be drawn in the empty box? How many grams of water are formed under these conditions? How many grams of which chemical remain unreacted?

• A) five molecules in empty box; 9 grams of O + 0.5 grams of
• B) five molecules in empty box; 9 grams of O + 8 grams of
• C) five O molecules in empty box; 11.3 grams of O + 5.7 grams of O
• D) ten molecules in empty box; 9 grams of O + 8 grams of

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Definitions:

Phobias

Intense, irrational fears of specific objects or situations, leading to significant distress and avoidance behavior.

Compulsions

Repetitive behaviors or mental acts that an individual feels driven to perform in response to an obsession or according to rules that must be applied rigidly.

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A set of theories and therapeutic techniques related to the study of the unconscious mind, developed by Sigmund Freud, focusing on resolving mental conflicts.

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A class of medication used to induce a temporary state of loss of sensation or awareness for the purpose of performing surgery or other painful procedures.