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Q: Why the lid cannot be open after the heating process?
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Why is the position of The Crucible lid critical to the dehydration of the salt during the heating process?

it is critical to set the lid just off the lip of the crucible to allow the evolved water molecules to escape on heating.


Why do have to put aside the crucible lid at the beginning and ongoing heating process?

Putting aside the crucible lid at the beginning and during the heating process allows for any moisture or impurities to evaporate from the sample. It also prevents pressure buildup inside the crucible, which could cause the lid to pop off and disrupt the experiment. Additionally, it helps to ensure proper ventilation during the heating process.


Why we can heat up the lid of a jar to make it easier to open?

Heating the lid of a jar causes the metal to expand, breaking the seal between the lid and the jar. This makes it easier to open because the pressure inside the jar is released, reducing the force needed to twist the lid off.


If the lid on a can of paint cannot be pried open is there another way to get it open?

Use a can opener to release the pressure


Why was the lid lifted at intervals during the heating process?

Lifting the lid at intervals during the heating process allows steam to escape, preventing pressure buildup that could cause the pot to boil over or the contents to splatter. It also helps regulate the temperature and prevent the food from overcooking.


Why you must heat up the lid of a jar to make it easier to open?

Heating up the lid of a jar causes it to expand slightly, which can help break the seal between the lid and the jar. This makes it easier to open because the expanding metal in the lid relieves some of the pressure that is holding the lid tightly in place.


How you can get the metal lid in the jar should you heat it or cool it?

You can try heating the metal lid to expand it and make it easier to open the jar. Alternatively, you can cool the metal lid to contract it, which may also help loosen its grip on the jar.


Why it is difficult to open the lid of jam when your our oily?

As the hands are oily , the friction is less and the hands cannot make a proper grip...


What does a deck warning light on a dodge mean?

Trunk (deck lid) is open.Trunk (deck lid) is open.


do dumpers apts that have heavy lids required to have something to hold them open when throwing awa trash?

No, there is no requirement for lid openers. If you cannot lift the lid simply leave the trash to the side of the dumpster.


What open lid mean?

A lid that has been removed from a jar.


What is a locking lid?

A locking lid is a type of lid that will lock so the lid cannot easily be taken off. Most locking lids have a latch, so the lid cannot lift up until the latch is unlatched.