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uranmaximum [27]
3 years ago
12

Within a period of the periodic table, how do the properties of the elements vary?

Physics
1 answer:
Nonamiya [84]3 years ago
5 0

Answer:

Elements in the same period have the same number of electron shells; moving across a period (so progressing from group to group), elements gain electrons and protons and become less metallic. This arrangement reflects the periodic recurrence of similar properties as the atomic number increases.

Explanation:

The Periodic Table can predict the properties of new elements, because it organizes the elements according to their atomic numbers. ... They hope that the two nuclei at the centre of these atoms will fuse and form a heavier nucleus. When these heavy elements form, they are usually highly unstable.

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PLEASE HELP!! WILL GIVE POINTS
AURORKA [14]

Answer:

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Explanation:

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5) A person holds a 1.7 kg bucket and lets it move down at
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Answer:

12.5J

Explanation:

Given parameters:

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Unknown;

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Solution:

To solve this problem, we use the work done equation;

  Work done  = force x distance  = mgh

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3 years ago
A train travelling at 50km/h approaches another train moving towards the first at 90km/h. If they are 35km apart (on a straight
Ede4ka [16]

it will take 36 seconds


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3 years ago
What is the eaquation for acceleration ?
telo118 [61]
Acceleration is the rate of change of velocity of an object. where a is acceleration, v is the final velocity of the object, u is the initial velocity of the object and t is the time that has elapsed. This equation can be rearranged to give: v = u + at.
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Which of the following refers to applications and technologies that are used to gather, provide access to, and analyze data and
OlgaM077 [116]

Answer:

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Explanation:

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