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Luda [366]
3 years ago
13

Grams of CuCI please help 10 point

Chemistry
1 answer:
rosijanka [135]3 years ago
5 0
I DONOU I JEED HELP 629
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Which of the following is an example of a chemical change? Dissolving sugar in coffee Evaporating rubbing alcohol Freezing water
Sholpan [36]

Rusting iron is an example of a chemical change because iron reacts with air when moisture is present.

examples of chemical changes are:

• Molecules rearrange with other molecules to make new substance

• Can be production of flames

• Color change

• Bubbling/fizzing

• Temp. change

Examples of physical changes are:

• Melting

• Boiling

• Freezing

• Condensing

• Breaking

• Bending

• Dissolving


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The following pieces of evidence were found at separate explosion sites. For each item, indicate whether the explosion was more
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Explanation:

The major difference between low and high explosives is the rate of detonation. Low explosives detonate very slowly (less than 1,000 meters per second), whereas high explosives detonate very quickly (from 1,000 to 8,500 meters per second).

High explosives among the given list are Lead azide residues, Ammonium nitrate residues, and  Scraps of primacord. Whereas Nitrocellulose residues and, Potassium chlorate residues are low explosives.

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Soda pop is carbonated with CO2. Mark puts one bottle of soda pop in the refrigerator and leaves the other out in the hot sunlig
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Answer:

the soda bottle in the fridge will have more bubbles

Explanation:

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What does a horizontal row of elements in the periodic table represents
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