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jenyasd209 [6]
3 years ago
8

A 2 column table with 2 rows. The first column is labeled material with entries gold, iron. The second column is labeled specifi

c heat in joules per gram degree Celsius with entries .129, .45. Which statement best describes the mass of gold and iron atoms based on their respective specific heat values?
Gold atoms are heavier than iron atoms
Iron atoms are heavier than gold atoms
Gold atoms have the same mass as iron atoms
Physics
2 answers:
topjm [15]3 years ago
8 0

Iron atoms are heavier than gold atoms

Explanation:

Chart:

 Materials            Specific heat

  Gold                       0.129

  Iron                          0.45

The specific heat of a substance is the amount of heat required to raise the temperature of 1g of the substance by 1K.

We can see that the more the mass of a substance, the higher the specific heat needed to raise the temperature.

Specific heat is directly proportional to the mass of substance.

It also dependent on the amount of heat supplied and the nature of the substance.

  • The mass of a body is the amount of substance it contains.
  • A heavier substance has more number of atoms in it.
  • Since iron has a higher specific it, the atoms must be heavier or more than that of gold.

learn more:

Specific heat brainly.com/question/7210400

#learnwithBrainly

r-ruslan [8.4K]3 years ago
5 0

Answer:

Gold atoms are heavier than iron atoms

Explanation:

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when the force is halved, F₂ = 0.5F₁,

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\frac{F_1}{m_1a_1} = \frac{0.5F_1}{2m_1a_2} \\\\2m_1a_2F_1 = 0.5F_1 m_1a_1\\\\2a_2 = 0.5a_1\\\\a_2 = \frac{0.5a_1}{2} = \frac{a_1}{2 \times 2} = \frac{a_1}{4} \\\\a_2 = \frac{1}{4} (a_1)

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when the force is doubled, F₂ = 2F₁,

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\frac{F_1}{m_1 a_1} = \frac{2F_1}{0.5m_1 a_2} \\\\0.5m_1a_2 F_1 = 2F_1m_1a_1\\\\0.5a_2 = 2a_1\\\\a_2 = \frac{2a_1}{0.5} \\\\a_2 = 4(a_1)

Thus, if the force on it is doubled and its mass is halved, the new acceleration will be four times as great.

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