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Nostrana [21]
2 years ago
12

URGENT PLEASE HELP!!!! GIVING BRAINLIEST!! If you answer this correctly ill answer some of your questions you have posted! (30pt

s)

Physics
1 answer:
masya89 [10]2 years ago
8 0

Answer:

20 m

Explanation:

mechanical adv = distance over which the effort is applied (de) / distance the load travels (dr)

MA = de/ dr

10 = de/ 2

de = 20 m

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Answer:

Option (C)

Explanation:

Einsteinium is an element of the periodic table grouped in the Actinide series, with atomic number 99. They are dense element and highly electro-positive. <u>They are highly radioactive</u>, i.e the atoms within the element are unstable and constantly decay until they reach a stable environment. It has 99 number of electrons and protons, 153 number of neutrons.

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Thus, the correct answer is option (C).

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