A 3391 G Sample of a Compound Containing Only Carbon,hydrogen,and Oxygen

question 132

Multiple Choice

A 3.391 g sample of a compound containing only carbon,hydrogen,and oxygen is burned in an excess of dioxygen,producing 6.477 g CO₂ and 3.978 g H₂O.What mass of oxygen is contained in the original sample?

• A)1.178 g
• B)1.4899 g
• C)3.086 g
• D)2.499 g
• E)0.5874 g

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Definitions:

Neural Plasticity

The ability of the brain's neural networks to change through growth and reorganization, in response to learning or experience.

Back Propagation

An algorithm commonly used in training artificial neural networks, where error is propagated backwards to update the weights.

Temporal Summation

The process by which multiple sub-threshold signals can combine over time at a synapse to produce a significant effect, often leading to action potential if the threshold is reached.

Nobel Prize

Prestigious international awards given annually in several categories including physics, chemistry, medicine, literature, peace, and economic sciences, to those who confer the greatest benefit to humanity.