leenbanat leenbanat

12-12-2020
Chemistry

contestada

When testing for hydrogen gas in the laboratory a glowing splint is inserted into the gas which results in a pop sound. What is associated with the formation of the pop sound?
A. physical change
B. chemical change
C. exothermic reaction
D. endothermic reaction

Respuesta :

varshi242 varshi242

12-12-2020

C. Exothermic reaction I guess

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