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If heat energy is needed to change phase from a solid to a liquid List the possible sources of the heat needed for this phase change in your baggie Which source do you think is the possibility and why?
The ice, the milk, the salt, the air in the baggie, the heat from your hands. The milk is the best source of heat energy for the melting process because it is a liquid and stores more energy for the phase change than the air or salt do. Your hands do not touch enough area to be effective sources of heat. ~*~
What chemical reaction happens to salt when you heat it?
when we heat the salt there chemical reaction is takes place
Which is the richest source of iodine?
salt is the richest source of iodine
Does heat effect when dissolving salt?
Salt dissolves better in warm water.Also if the salt is in water it will automatically dissolve if the water is hot or cold.So in that case heat does not effect the dissolving of salt.
Which holds more heat salt water or fresh water?
Salt water holds more heat than fresh water
What can you get from mining?
you can get salt diamonds money, coal, soil for mining
Why do cooks add salt to boiling water?
Salt lowers the boiling temperature of the water allowing to turn down the heat source
What are the Advantages of rock salt mining over solution mining?
that they are mint :)
What materials do you need to do does salt water boil faster than plain water?
salt water pot heat source thats all you need
What should you do if you are cooking beans and it catches on fire?
Remove from heat source and pour salt on the fire to smother it
What are the release dates for Hands on History - 2001 Salt Mining?
Hands on History - 2001 Salt Mining was released on: USA: 16 March 2002
How does heat affect salt?
How salt dissolve in heat
If heat energy is needed to change phase from a solid to a liquid List the possible sources of the heat needed for this phase change in your baggie Which source do you think is the possibility and why?
The ice, the milk, the salt, the air in the baggie, the heat from your hands. The milk is the best source of heat energy for the melting process because it is a liquid and stores more energy for the phase change than the air or salt do. Your hands do not touch enough area to be effective sources of heat. ~*~
What was the importance of taghaza?
Salt mining city which was a huge part of trade in Africa; salt.
Why is mining important?
Mining is important because without it, there wouldn't be many resources that make up, or made up our economy. Coal, for instance, is a mined substance and is still a common source of fuel. Salt is another example of a mined substance.
Do you get salt from sand?
No, salt is obtained by evaporating seawater or by mining rocks formed by the evaporation of seawater.
Types of mines?
types of underground mining methods - unsuported(natural suport)mining method -saported(artificial support)mining method - caving method
