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If a liquid sample of naphthalene is heated and remains at 218C until it is completely vaporized you know that 218C is the of naphthalene.?
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What are 2 solid substances that don't go through a liquid state when heated and go straight to gas?
Naphthalene and camphor the process is sublimation
When does uranium change state?
Uranium changes state as any other material does. We know uranium is a metal, and it can be heated and melted, or heated even more and vaporized. It is the same process that might be used on iron or aluminum.
Which property of a block remains constant when the metal is heated?
Mass
If a pot is no longer heated when will the convection currents stop flowing?
the currents would stop as soon as the heated substace has cold completely.
Why are tubing rotated while being heated?
For the same reason you rotate a marshmallow on a fire or a chicken in a barbecue. So one side is not over heated while the other side remains cold.
What is the black particle of an naphthalene when it gets heated?
soot
Why is solid naphthalene not heated directly with a Bunsen burner?
Because it is flammable substances
What is the effect of heat on the naphthalene ball?
Napthlene balls sublimates (turns into vapour) when heated...
Meteors are rocks from outer space that?
Meteors are rocks from outer space that strike the Earth's atmosphere and are heated to incandescence (glowing heat) by friction. Most are completely vaporized, but some do fall to Earth.
What happens when aluminium is heated?
It would evaporate the water, form salts, then evaporate completely
What physical change happens to atoms and molecules in a solution that is strongly heated in a flame?
The solvent is vaporized.
What are 2 solid substances that don't go through a liquid state when heated and go straight to gas?
Naphthalene and camphor the process is sublimation
What happens to the solid particles of naphthalene when heated?
Napthalene balls form a gaseous state from solid state without turning into liquod i.e. SUBLIMATION
When does uranium change state?
Uranium changes state as any other material does. We know uranium is a metal, and it can be heated and melted, or heated even more and vaporized. It is the same process that might be used on iron or aluminum.
Which of the following B vitamins remains stable when heated?
Niacin
When copper carbonate is heated what ionic compound remains?
Copper.
When copper is heated what products are formed?
It remains as metallic copper.
