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Tems11 [23]
3 years ago
12

What is included in each square (element) on the Periodic Table? I'm looking for four things

Chemistry
1 answer:
OleMash [197]3 years ago
8 0
The atomic number the weight the letter of the element and idk the last one
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How does the uneven hearing of earth cause convection currents to form?<br> PLEASE ANSWER:)
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Because of the tilt of Earth on its axis, Earth's surface and atmosphere are unevenly heated by the Sun. Convection currents form in the atmosphere as warmer air rises and cooler air sinks.

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¿POR QUÉ SE LE LLAMA INDICADOR UNIVERSAL AL PAPEL p H?
maksim [4K]

Answer:

ª

Explanation:

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⠄⠄⠄⠄⠄⠄⠄⠄⣤⡌⣿⣷⣯⣭⣿⡆⣈⠄⠄⠄⠄⠄⠄⠄⠄⠄⠄⠄

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⠄⠄⠄⠄⠄⠄⠄⠄⠄⠄⣛⣻⣿⠟⣀⡜⣻⢿⣿⣿⣶⣤⡀⠄⠄⠄⠄⠄

⠄⠄⠄⠄⠄⠄⠄⠄⢠⣤⣀⣨⣥⣾⢟⣧⣿⠸⣿⣿⣿⣿⣿⣤⡀⠄⠄⠄

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⠇⢀⠄⠄⠄⠄⠄⠘⣿⣿⡘⣿⣿⣷⢀⣿⣷⣿⣿⡿⠿⢿⣿⣿⡇⣩⣿⡇

⣿⣿⠃⠄⠄⠄⠄⠄⠄⢻⣷⠙⠛⠋⣿⣿⣿⣿⣿⣷⣶⣿⣿⣿⡇⣿⣿⡇

3 0
3 years ago
The reactants of two chemical equations are listed.
Oksi-84 [34.3K]

Answer:

Equation 2, because K being more reactive, exchanges position with Pb in PbNO3.

Explanation:

3 0
4 years ago
The specific heat of gold is 0.031 calories/gram°C and the specific heat of silver is 0.057 calories/gram°C. If equal amounts of
Vikki [24]
I think the substance that will heat up faster would be the silver metal since it has a higher heat capacity. Heat capacity is the amount of heat needed to raise the temperature of the system into one degree. Heat capacity and heat energy is directly related so higher value of heat capacity would lead to higher heat energy.
3 0
3 years ago
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Hydrogen is manufactured on an industrial scale by this sequence of reactions: CH2 (g) + H2O(g)=CO (g) + 3H2 (g) K1 CO (g) + H2O
Flauer [41]

Answer:

K = K1×K2 = [CO2] [H2]⁴ / [H₂O]² [CH4]

Explanation:

Based on the reactions:

CH2 (g) + H2O(g) ⇄ CO (g) + 3H2 (g) K1

CO (g) + H2O (g) ⇄ CO2 (g)+H2(g) K2

The sum of both reactions is:

CH4 (g)+2H2O (g) ⇄ CO2(g)+4H2(g) And K of the reaction is: K = K1×K2

K is defined as the ratio between concentrations of products and reactans. Each compound must be elevated to its coefficient in the reaction. That is:

<h3>K = K1×K2 = [CO2] [H2]⁴ / [H₂O]² [CH4]</h3>
4 0
4 years ago
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