Chemistry, asked by urkking3080, 11 months ago

Glass has a hardness that is in the middle of the hardness scale. What is the hardness of Glass?

Answers

Answered by delka

3

Glass ranks around 5.5 to 7 Mohs, but sapphire crystal has a hardness of 9 Mohs, making it only slightly less hard than diamond.

plz choose me

Answered by nicky9936

1

the hardness of glass is:
they are made by melting of potassium carbonate, calcium carbonate and silica.

delka: great job

nicky9936: thanks

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