On a Rebuilt Engine with Relatively Low Mileage, Oil Leakage

question 15

True/False

On a rebuilt engine with relatively low mileage, oil leakage past the valve guide seals is a more likely cause of oil consumption than leakage past piston rings.

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Definitions:

Hydroboration

A chemical reaction that adds boron and hydrogen across the double bond of alkenes to form organoboranes, a helpful intermediate in organic synthesis.

Alkene

Hydrocarbons that contain at least one carbon-carbon double bond, involved in various organic reactions.

Products

Substances resulting from a chemical reaction, found on the right side of the chemical equation.

Ozonolysis-Reduction

A chemical reaction where a carbon-carbon double bond is cleaved by ozone, forming ozonides, which are then reduced to yield alcohols, aldehydes, or ketones.