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Two household chemical reactions that can be dangerous:

Bleach and ammonia. These two common cleaning agents produce toxic products when combined. They react in a multiple-pathway reaction to produce chloromine, hydrazine, and pure chlorine gas. Make sure you have lots of ventilation if you combine these two. Also, liquid drain cleaner and aluminum foil. This produces copious amounts of hydrogen gas, which in a sealed container, can build up high pressure. Hydrogen is very flammable. Both the aforementioned reactions are vigorously exothermic as well, which means they get hot!

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10y ago
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12y ago
Global Warming

If the earth gets warmed up, the ice at the poles will melt causing increase in sea level and floods.

Acid Rains

Acid Rains kill plant life. If the harmful acidic water from the rain seeps into the soil and into the plant, the acid can cause death to the plant.

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Q: How chemical change is harmful to us?
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Related questions

Two changes that are harmful?

Physical and chemical changes are harmful to us.


Describe physical and chemical changes that are harmful to us andhow can we prevent by them?

the physical and chemical changesthat are harmful to us are burning of anything in this anew substance may be formed or may not be and it will be harmful because burning is very dangerous the physical and chemical changesthat are harmful to us are burning of anything in this anew substance may be formed or may not be and it will be harmful because burning is very dangerous


What do you think chemical change is harmful or beneficial?

This depends strongly on the situation: may be good or bad.


What are the Harmful effects of chemical change?

useful photosynthesis cooking food process of digestion harmful pollution rusting taking highly acidic food


What chemical change producers do that makes food for ALL OF US?

NOT ANSWER!! SORRY I HAD MISTAKEN, QUESTION WAS: What chemical change can producers do that makes food for All of us?


Are chemical reactions useful?

yes some chemical reactions are harmful to us. as digestion of food, photosynthesis, decomposition of organic waste are some examples of the useful chemical reactions.


How is weathering harmful to us?

it is hrmful because the erosdion causes it o change.


Is milk sours a physical or chemical change?

chemical change


How do physical and chemical change affect ones health in the environment are this effect generally benefecial or harmful?

Hindi ko alam


What is chemical hazard?

Chemical Hazard is the danger caused by chemicals to the environment and people. A chemical hazard arises from contamination with harmful or potentially harmful chemicals.


Where can harmful symbol found?

on a chemical


What are the physical and chemical changes of an apple?

If you cut an apple and keep, the colour changes to brown. This is physical change. Apple has iron (in the form of ferrous salts). The colour is due to the formation of harmful ferric compounds and this is a chemical change (conversion of ferrous to ferric).