youngfrancix youngfrancix

18-03-2017
Chemistry

contestada

Is pouring vinegar into a zip-lock bag with baking soda a chemical or physical change? Need Reasons!!!!!

Respuesta :

Clara425 Clara425

18-03-2017

Vinegar(CH₃COOH) + Baking soda(NaHCO₃) ----> CH₃COONa + CO₂ + H₂O.

The reaction is a chemical change because a chemical reaction takes place. The CO₂ obtained in this reaction can be seen as foaming or bubbling during the reaction.

Answer Link

ACCESS MORE

Otras preguntas

If an organism that is homozygous recessive for a trait is crossed with a heterozygote, what is the chance of getting a homozygous recessive phenotype in the fi

what PEMDAS is this (4+5)78-49

What is 14/20 in its simplest form

navigation instrument invented in the 1200s

what ideas did Greek philosophers develop

In which sentence is the fraction written correctly? A. Jessie has finished one-quarter of her paper route. B. The hungry boy ate seven-eighths of the pizza.

raise 2/7 to a fraction with denominator of 28.

What northern state was the first to observe Memorial Day? Virginia Massachusetts New York Pennsylvania

Constantine moved the seat of the Roman government to what is now... A. Milan b. greece c. turkey d. sicily

What was formerly Memorial called? Veterans Day Decoration Day Confederate Memorial Day