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Can you reverse the chemical change of hydrochloric acid and magnesium?
Wiki User
∙ 10y ago
no
Wiki User
∙ 10y ago
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What type of energy change associated with chemical reaction between magnesium and hydrochloric acid?
This reaction is exothermic.
Does magnesium hydroxide dissolve in water?
Magnesium oxide does not "dissolve" in hydrochloric acid. Dissolution is a physical change. When magnesium oxide is mixed with hydrochloric acid, a chemical reaction takes place: Mg(s) + 2HCl ---> MgCl2(aq) + H2(g)
Is adding magnesium and heat chemical or physical change?
Heating magnesium is a physical process.But the reaction of magnesium with oxygen at high temperature is a chemical process.
Is magnesium physical change or chemical change?
Magnesium is not a change of any sort. It is a metallic element that can undergo both physical an chemical changes.
Is burning a magnesium ribbon a physical change?
No. Burning magnesium, or burning anything for that matter, is a chemical change. The magnesium reacts with oxygen to form magnesium oxide, and to some degree reacts with nitrogen to form magnesium nitride.
Mixing magnesium and the product of burning magnesium with hydrochloric acid is it a physical or chemical change?
Is it a chemical change.
Is adding HCI to Mg a chemical change?
Yes. Magnesium metal reacts in hydrochloric acid to form magnesium chloride and hydrogen gas.
What type of energy change associated with chemical reaction between magnesium and hydrochloric acid?
This reaction is exothermic.
Hydrochloric acid reacts with magnesium to produce hydrogen gas is chemical change?
The reaction of potassium (K) with hydrochloric acid (HCl) would result in a chemical change.2K(s) + 2HCl ==> 2KCl + H2(g). This is a chemical change because K has been converted to a new chemical, KCl, and H in HCl has been converted to H2 gas.
When you put magnesium metal inside hydrochloric acid What is the chemical change?
The chemical reaction (change) is a single replacement in which the element Mg replaces the element hydrogen in hydrochloric acid: Mg(s) + 2HCl(aq) --> MgCl2(aq) + H2(g)
Does magnesium hydroxide dissolve in water?
Magnesium oxide does not "dissolve" in hydrochloric acid. Dissolution is a physical change. When magnesium oxide is mixed with hydrochloric acid, a chemical reaction takes place: Mg(s) + 2HCl ---> MgCl2(aq) + H2(g)
Is adding HCl to Mg and physical or chemical change?
Adding Hydrochloric acid to magnesium induces a chemical change, according to the reaction: Mg(s) + 2HCl(aq) > MgCl2(aq) + H2(g)
Why burning of magnesium in air is chemical change?
magnesium burns in oxygen to form magnesium oxide. and hence this is a chemical change
Is mixing magnesium and hydrochloric acid a chemical change?
Because you change the composition of the original matter. It is no longer in its original state. Chemical Change- Change in composition; burning, crushing, etc. physical change- changing state, but substance's composition stays same; freezing, boiling, etc
When magnesium burns in air is it chemical or physical change?
Burning magnesium (or burning anything) can be described as a chemical reaction, or as a chemical change. It is not a property. However, the capacity of being able to burn, also known as flammability, is a chemical property.
When magnesium is burnt in the air is it a chemical change?
Yes. Magnesium burns in air brightly giving Magnesium oxide, witch is a chemical change.
Is mixing aluminum and hydrochloric acid a chemical change?
Be careful with your terminology.Mixing aluminum and hydrochloric acid is not a chemical change.The resulting reaction, however, is a chemical change.
