Endothermic reaction: Ammonium salts are dissolved in water. The temperature in the flask drops, and when a drop of water is placed on the piece of wood, the wood will stick to the bottom of the flask. Shot 2 of 2 in a sequence.

px px dpi = cm x cm = MB
Details

Creative#:

TOP22278048

Source:

達志影像

Authorization Type:

RM

Release Information:

須由TPG 完整授權

Model Release:

N/A

Property Release:

No

Right to Privacy:

No

Same folder images:

Same folder images