Why Does Mass Appear to Be Lost in a Reaction

question 8

Multiple Choice

Why does mass appear to be lost in a reaction involving burning in an open system?

• A)Matter escapes as a gas.
• B)Matter as ashes is smaller than the starting material.
• C)Matter is made less dense in the burning process.
• D)Burning causes the loss of matter.

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Definitions:

Three-Hour Sessions

Extended periods of engagement in a specific activity, typically referring to work, study, or therapy settings, lasting three hours.

Two-Hour Sessions

Defined periods or blocks of time lasting 120 minutes, commonly used for meetings, workshops, or therapy appointments.

Semantic Memory

A component of long-term memory that processes ideas and concepts that are not drawn from personal experience, including knowledge of facts, meanings of words, and general information about the world.

Parallel Park

Parallel park refers to a method of parking a vehicle parallel to the road, in line with other parked vehicles, and often between two parked cars.