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LuckyWell [14K]
3 years ago
14

Magnesium burns with a very bright light. When the flame goes out, a White powder is left behind. what is the word equation for

this reaction.
Chemistry
1 answer:
melisa1 [442]3 years ago
6 0
When magnesium is burned, it reacts with oxygen in air not with the fire. The fire is the energy needed for the reaction to happen. Magnesium reacts with oxygen forming magnesium oxide. The light emitted from the reaction is because the reaction produced a lot of heat.
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Why do we use conversion factors instead of just multiplying or dividing as needed? What’s the advantage?
Scrat [10]
If you’re referring to stoichiometry, which usually involves the long t-tables of multiple conversions, then you’re not alone in wondering the purpose of using them. The purpose of conversion tables is to help keep track of what you’re doing. When quickly converting one value to another, it’s very easy to forget a particular piece to the puzzle, or to use a factor that doesn’t work for that instance. Teachers usually draw out a t-table every time they work a problem so as not to confuse students, but anytime you’re working with funky units or converting across systems (metric to imperial and vice versa) it’s a good idea to use them.
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3 years ago
Plz help, if you don't know the answer please don't answer it
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Answer:

1. 71 and 29

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3. 2.1 and 1.2

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3 years ago
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Damm [24]

Answer:

C10H22

Explanation:

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C10H22 is known as decane. It is the tenth compound formed in the series of alkane family( an organic unsaturated carbon chain family). Alkanes are aliphatic hydrocarbons. The forces of attraction between the alkane family are weak.In decane , their exists Vander waal's force which makes Decane C10H22 a Molecular Solid.

6 0
4 years ago
What would be the percent abundance of each isotope of the chlorine​
Amanda [17]
Answer And explanation:

6 0
3 years ago
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myrzilka [38]

Answer:

i) ciclobutano

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Explanation:

Toda la idea de la nomenclatura IUPAC es permitir que la estructura de la sustancia se derive de su nombre y viceversa.

La nomenclatura IUPAC es un sistema universalmente aceptado para nombrar compuestos químicos.

los nombres de los compuestos enumerados son;

i) ciclobutano

ii) 3-etil-4-metil ciclopenteno

3 0
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