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vekshin1
4 years ago
9

How do I know how many electrons an element has to gain and l ose to become stable

Chemistry
1 answer:
adell [148]4 years ago
3 0
You proteins and electrons have to be balanced like if you have 18+ you need 18- for it to be stable I hope you understand
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What mass of magnisium bromide is formed when 1.00 g of Mg + br
ella [17]

Mass of  Magnesium bromide : 5.76 g

<h3>Further explanation</h3>

Complete question

<em>What mass of  Magnesium bromide is formed when 1.00 g of magnesium reacts with 5.00 g of bromine?</em>

<em />

Reaction

<em />\tt Mg+Br_2\rightarrow MgBr_2<em />

mol Mg

\tt \dfrac{1}{24}=0.042

mol Br₂

\tt \dfrac{5}{160}=0.0313

Limiting reactants : Br₂(smaller)

mol MgBr₂ = mol Br₂=0.0313

mass MgBr₂ :

\tt 0.0313\times 184,113 =5.76~g

5 0
3 years ago
Which of the following phrases best describes the disposal method used for high-level nuclear waste?
m_a_m_a [10]

<u>Answer:</u>

The disposal method used for high-level nuclear waste Concentrate and contain

<u>Explanation:</u>

High intensity nuclear waste is an underlying issue for the world where the generated nuclear waste is one side very hazardous and on other side would help us  in many viable processes but the negative sides of a consequence  just outnumber the positive sides of the situation.

Concentrate and contain is a waste disposable method which enables the nuclear waste to be preserved and isolated and later be used when the time comes. Other methods would not be suggested because they could cause a huge amount of dangerous radioactivity in oceans which is often harmful for people.

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3 years ago
How do temperature pressure and density change as you move from the outer layer the crust through the mantel to the core? ( 10 p
kupik [55]
This is right
Reduce the concentration of NICO4
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MatroZZZ [7]
Rocks. Because the air water and soil are part of carbon.
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4 years ago
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If a decrease in temperature accompanies a reaction,what occurred? energy was destroyed energy was restored energy was created e
forsale [732]
I think the correct answer from the choices listed above would be the last option. <span>If a decrease in temperature accompanies a reaction, then energy was absorbed which means that the reaction is endothermic. Hope this answers the question. Have a nice day.</span>
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3 years ago
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