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djyliett [7]
3 years ago
8

50 pts

Chemistry
2 answers:
ki77a [65]3 years ago
6 0

Answer:

The paper no longer has smooth edges

The paper has not produced gas when torn

The paper has not changed colours

The paper is still paper with the same chemical makeup

bija089 [108]3 years ago
3 0
1. The paper no longer has smooth edges

2. The paper has not produced a gas when torn

3. The paper has not changed colors

4. The paper is still paper with the same chemical makeup
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Which two systems does the nervous system work with to direct behavior
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The muscular and skeletal system because we use our brain to move our body it sends a signal to move that muscle that we want to use
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What charge does an ion have if it has more protons than electrons?
sergiy2304 [10]
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Gas laws describe and predict the behavior of gases without attempting to explain why they happen
Nutka1998 [239]

The gas laws describe and predict the behavior of gases with an explanation and experimental data

So the given statement is False.

2) The volume of gas can be calculated based on Avagadro's law

It states that the volume of a gas is directly proportional or varies with the moles of the gas. Higher the moles more the volume, condition is the pressure and temperature are constants in the two conditions

Thus as here the pressure and temperature of nitrogen gas is kept constant

V α  moles

or

\frac{V1}{n1}=\frac{V2}{n2}

Where

V1 = 6 l

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V2 = ?

n2 = 0.75 mol

On putting values

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5 0
3 years ago
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Chlorine has seven valence electrons. It can form a bond with two atoms of Magnesium (two valence electrons). Is this an example
Schach [20]

Answer:

The answer to your question is Ionic bonding. Magnesium loses 2 electrons and Chlorine gains 1 electron

Explanation:

An Ionic bond is formed between a metal and a nonmetal and the difference of electronegativity is higher than 1.7. In this type of bond, metals lose electrons and nonmetals gain them.

Covalent bonding is formed between two nonmetals and the difference of electronegativity is between 0 and 1.7. Elements share electrons.

Process

Electronegativity of Mg = 1.31

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PlzzzHelp help help plz
Anna11 [10]
1. False
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3. True
4. True
5. True
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