Chemical composition, the element no longer retains the same chemical formula as it did before.
Answer:
The two modifications in the Thermos flask which would enable it to be more helpful:
1) To have an internal temperature indicator that indicates temperature.
2) A wireless rechargeable battery (USB connector)
Pls mark me brainliest.
Answer:
<em>huh? sorry i can</em><em>'</em><em>t read perfectly:((</em>
