Question

What is solid ice?Why CO2 is kept under low pressure?

Answer 1

solid ice is also known as dry ice which is solid co2. co2 is kept under high pressure because sublimation occurs in the case of co2. if it is kept under high pressure , it will no longer remain a gas but will get converted into solid co2 or dry ice

Answer 2

solid ice is the solid formed after the sublimation of gas carbon dioxide. It is kept under low pressure so that it can not sublime