1. Which of the following facts did Dalton realize?

Chemistry

1 answer:

Ne4ueva [31]3 years ago

8 0

He discovered choice C! this is because atoms of the same element can have different numbers of neutrons

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#13 on the period table

Gemiola [76]

Answer:

Aluminum

Explanation:

Aluminum is the 13 element on the periodic table

5 0

3 years ago

explain the following observation. When 3-methylbutan-2-ol is treated with HBr, a single alkyl bromide is isolated, resulting fr

babunello [35]

Answer:

1. For the first reaction, there is Carbonation and rearrangement

2. For the second reaction, No Carbonation, No rearrangement.

Explanation:

See attached screenshot below

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3 years ago

Five strategies needed by learners to acquire knowledge and skills to make informed decisions and take appropriate actions to en

otez555 [7]

The five strategies could include; 1) research the question of clean water availability on line and in books (2 strategies), 2) interview or ask those affected by lack of availability of clean water and find out how it affects them 3) consult with other groups ie political groups also concerned with this question and find out what they did to ensure availability to clean water and lastly to take actions to fight for the accessibility of clean water for certain groups of people like the First Nations people on reserves in Canada.

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3 years ago

According to Le Châtelier's principle, what happens if heat is added to a system? apex

anzhelika [568]

Explanation:

Le Chatelier's principle states that for a long period of time if a system is at equilibrium and it is subjected to change in concentration, temperature, volume or pressure then the system shifts to a new equilibrium.

This change will partly counter acts the applied change.

Therefore, when heat is added to the system then equilibrium will shift to the side where temperature or heat is reduced again.

For example, $A + 2B \leftrightharpoons C + D$