During an experiment a thermometer was placed in a beaker containing hydrogen peroxide. The following observations were recorded

Question

3 years ago

5

During an experiment a thermometer was placed in a beaker containing hydrogen peroxide. The following observations were recorded

when yeast granules were added to hydrogen peroxide. Observation 1: Fizzing and bubbling took place. Observation 2: The temperature began to rise. Based on the observation, justify the type of change (physical or chemical) that took place.

Chemistry

2 answers:

patriot [66] · Answer 1 · 2022-07-09T19:06:48+03:00

patriot [66]3 years ago

4 0

Answer:

Chemical

Explanation:

The form is changing, you cannot get those bubbles back.

Rudiy27 · Answer 2 · 2022-07-09T16:56:26+03:00

Rudiy273 years ago

3 0

Answer:

Chemical

Explanation:

The change was chemical, because it can no longer be returned to the original form. You cannot get back the bubbles or fizz from the air.