It was named reaction. Distilled waters for family aquariums in light of the fact that it does not have the chemicals reaction in tap water. It is essential to supplement refined water when utilizing it for fish keeping; it is excessively unadulterated, making it impossible to maintain the compound responses expected to help an aquarium biological system.
Answer:
Sand is a granular material composed of finely divided rock and mineral particles.
The correct answer is graph c
Answer: Option (A) is the correct answer.
Explanation:
It is given that the unknown substance is solid at 15 degree celsius. When further heated then heat energy breaks the bond between molecules of the solid.
As a result, temperature remains constant until all the bonds are broken down to convert the solid into liquid.
Hence, the constant 17 degree celsius temperature shows that the solid is melting and after it completely melts then it converts into liquid at 23 degree celsius.
Thus, we can conclude that the statement its melting point is 17 °C, is correct about the unknown substance.
The US, France, the UK, Russia, and China are some. I don’t know the options.
