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Ne4ueva [31]
3 years ago
9

A formula that shows how many atoms of each element a substance contains is called a(n) ____.

Chemistry
1 answer:
olganol [36]3 years ago
7 0

Answer:

c

Explanation:

A formula that shows how many atoms of each element a substance contains

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Mashcka [7]
5 L = 6.0 * 10^10

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3 years ago
The specific heat of gold is 0.031 calories/gram°C. If 10.0 grams of gold were heated and the temperature of the sample
IgorLugansk [536]

Answer:

6.2 calories

Explanation:

Data Given:

change in temperature = 20 °C

specific heat of gold = 0.031 calories/gram °C

mass of gold = 10.0 grams

Amount of Heat = ?

Solution:

Formula used

             Q = Cs.m.ΔT

Where:

Q = amount of heat

Cs = specific heat of gold = 0.031 calories/gram °C

m = mass

ΔT = Change in temperature

Put values in above equation

                Q = 0.031 calories/gram °C x 10.0 g x 20 °C

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So option A is correct = 6.2 calories

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4 years ago
What are these associated with the solar wind
Serjik [45]

Answer:

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Explanation:

5 0
3 years ago
Read 2 more answers
_________ are rocky materials mixed with very thick oil.
True [87]

Tar pits.

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4 0
4 years ago
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The elements cu, o, la, y, ba, tl, and bi are all found in high-temperature ceramic superconductors. write the expected electron
timama [110]
Part 1)
Cu- <span>[Ar] 3d¹⁰4s¹     </span><span>atomic number: 29
</span>
<span>O-  [He] 2s2 2p<span>4     atomic number:8

</span></span>La- <span>[Xe] 5d¹ 6s²      </span><span>atomic number:57

Y-   </span><span>[Kr] 4d¹5s²      </span><span>atomic number:39
 
Ba- </span><span>[Xe] 6s²      </span><span>atomic number:56

Tl-  </span><span>[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p¹   </span><span>atomic number:81

Bi- </span> <span>[Xe] 4f¹⁴ 5d¹⁰ 6s² 6p³ </span>atomic number:83

Part 2)
You are able to this by consulting the periodic table and following this steps:
-Find your atom's atomic number;
<span>-Determine the charge of the atom (these were all uncharged)
</span><span>-Memorize the order of orbitals (s, d, p, d.. and how many electrons they can fit)
</span>-<span>Fill in the orbitals according to the number of electrons in the atom
- </span><span>for long electron configurations, abbreviate with the noble gases</span>




4 0
3 years ago
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