There is no effect.
Adding nothing to the water should not affect the rate at which the water freezes. Adding substances, though, can noticeably depress the freezing point so that it will take longer to freeze than pure water under the same conditions. Salt is commonly used for this purpose. Adding nothing to water isn't expected to do anything to the rate at which it freezes.
Yes, adding salt to water can slightly increase its boiling point, but it won't make the water boil significantly faster. The main purpose of adding salt to water when cooking is to enhance flavor, not to speed up the boiling process.
Adding water to a base can help to dissolve or dilute substances, adjust the pH level, increase the volume of the solution, or facilitate certain chemical reactions. It can also help to control the temperature during a reaction or to provide a medium for mixing and stirring.
Adding hot water to pot noodle is a physical change because the chemical nature of water remain unchanged.
There is no effect.
the two together get and trap dirt and bacteria.
Adding nothing to the water should not affect the rate at which the water freezes. Adding substances, though, can noticeably depress the freezing point so that it will take longer to freeze than pure water under the same conditions. Salt is commonly used for this purpose. Adding nothing to water isn't expected to do anything to the rate at which it freezes.
Chlorine is added to water to disinfect it by killing harmful bacteria and viruses. This helps to make the water safe for drinking and other uses.
The purpose is to make it sweet.
There are not much purpose of that.
Yes, adding salt to water can slightly increase its boiling point, but it won't make the water boil significantly faster. The main purpose of adding salt to water when cooking is to enhance flavor, not to speed up the boiling process.
It's an antibacterial treatment. Adding minute quantities of chlorine sterilises the water, killing off any bacteria present.
Removes the colouration.
This depends on what you think the purpose of tea is. Iced tea is a nice refreshing drink to have in the summer. So if your purpose for drinking tea is to have a cool summer drink then, no, adding ice does not take away the purpose
to get rid of sugars
was used as a form of sugar