17-02-2018
Chemistry

contestada

The waste products of combustion leave the internal combustion engine through the?
A. Exhaust valve
B. Intake valve
C. Cylinder
D. Crankshaft

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Serreon2003 Serreon2003

17-02-2018

B. Intake valve is the correct answer

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mckaylalynn441otu680 mckaylalynn441otu680

18-02-2018

B. Intake Valve
I just took the Penn Foster test and it was correct.

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