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When iron is added to dilute acid the test tube turns hot why it is called chemical change?
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When bread dough rises when yeast is added is it a chemical change?
A chemical change
What is the effect on zinc granules when added to dilute sulphuric acid?
the test tube which holds the zinc becomes hot , the zinc turns into zinc chloride and hydrogen gas is produced. It is a chemical change.
What chemical compound gives off gas when dilute hydrochloric acid is added to it?
You think probable to calcium carbonate.
Chemical equation for iron added to dilute sulfuric acid?
Iron + sulphuric acid ----> iron sulphate + hydrogen
Why is it that when iron is added to dilute acid the test tube turns hot?
Because there's a chemical reaction going on.
When bread dough rises when yeast is added is it a chemical change why?
chemical
What dilute acid is added to a sample of limestone the rock fizzes what chemical does the rock contain?
Dilute hydrochloric acid (HCl) is used, and this fizzes due to the presence of calcium carbonate (CACO3) in limestone
Is brewing a coffee chemical or physical change?
physical. the water being added simply soaks through the coffee, so there's no chemical change.
Is food a chemical change?
food is a chemical change if it is added with other components and turned into a form and if it is taken raw then it is not chemical change because no change is occuring
When energy is added or removed is a physical change or chemical change?
Physical
Whole milk curdles if vinger is added physical or chemical change?
chemical
What chemical is added to Geode to change its color?
cannabis
