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Anna35 [415]
3 years ago
5

50 POINTS!!! Based on your observations in the virtual lab, fill in the data table below.

Chemistry
1 answer:
stiks02 [169]3 years ago
4 0

Hi Khal75,

Experiment: How to seperate iron fillings

Iron fillings is a substance that attracts to magnets.

Answer - Separated using a magnet; magnetism

If you move a magnet around different solids with the iron fillings in it, it wil attract the iron to be able to seperate it.

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Which scale is being described? Water freezes at 32. Water freezes at 0. Water freezes at 273.
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Scale is defined as the measurement of unit ranges, that has been corresponds to the measurements.

The units for the measurement of temperature are given as:

\rm 0^\circ C\;=\;273\;K\;=\;32\;F

<h3>Which scale is used?</h3>

The scale used for the measurement of the freezing is the temperature scale. The temperature is measured in the units of Kelvin, Fahrenheit , and Celsius.

The unit scale for the measurement of freezing of water are

  • Freezes at 32 -  In the Fahrenheit scale
  • Freezes at 0 - In the Celsius scale
  • Freezes at 273 - In the Kelvin scale

Learn more about measurement scale, here:

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All atoms of the same elements have the same what?
Flura [38]

Answer:

The same number of proteins in their nucleus.

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A forensic scientist matches a suspect's fingerprint on a drinking glass found in a robbery victim's apartment. What type of ana
Usimov [2.4K]
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C) The scientist made an identification

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The fingerprint is a very certain method for identifying a person, because all human beings have got unique fingerprints. Forensic laboratories have database of all citizens in the area. Hence an identification is done by the results matched with the database information. The two main categories of fingerprint matching techniques are minutiae-based matching and pattern matching and both are them are present in the given database.

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C

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