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Harman [31]
3 years ago
6

Need help pleas can some body helpe me?​

Chemistry
1 answer:
Pani-rosa [81]3 years ago
5 0

Answer:

they are not liquids at room temperature, so your answer is the last one

Explanation:

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Ionic bonds happened between?
Leni [432]

Answer:

\large \boxed{\sf metal \ and \ non \ metal}

Explanation:

Ionic bond is a bond between metals and non-metals with strong forces of attraction between charged ions.

5 0
3 years ago
Identify each description as either a physical or chemical change.
Anettt [7]

Answer:

1 - physical

2 -chemical

3 - chemical

4 - physical

5 - physical

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4 0
3 years ago
Pls help it's about density ​
Vaselesa [24]
1. 100.67
2. 168.55
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4 0
3 years ago
A. Energy is transferred to different forms
Luden [163]

Answer:

A. Energy is transferred to different forms .

Explanation:

Hello!

In this case, we need to consider the law of conservation of mass and energy which states that mass and energy cannot be neither created nor destroyed, just modified; it means we can rule out B. and C. so far.

Moreover, since D. is actually true for combustion reactions because they are used to provide energy in industrial operations, this is not the concern here because a combustion reaction is not considered.

Therefore the correct option is A. Energy is transferred to different forms as the energy provided by Rose is transferred to the pendulum system .

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3 0
3 years ago
The atomic number of carbon is 6. its nucleus must contain:
Aloiza [94]
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5 0
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