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e-lub [12.9K]
3 years ago
5

When are zeros significant in a value ?

Chemistry
2 answers:
Anika [276]3 years ago
6 0
This is a part of my homework tonight hope it helps!

ASHA 777 [7]3 years ago
5 0

Answer:

If the zero is between fwo nonzeros

Explanation:

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What two-step process separated the cans into aluminum, steel, and tin?
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Answer:

Magnetivity and melting point.

Explanation:

Aluminum, steel and tin cans can be separated by two step process of magnetisation and melting point, because the three cans have different magnetic properties.

Steel attract to magnet easily because of it's has magnetic properties and these separate steel from aluminum.

Neither steel and aluminum melted at 300°C but Tin melt at that temperature.

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2 years ago
Consider a solution that contains 60.0% r isomer and 40.0% s isomer. if the observed specific rotation of the mixture is –43.0°,
pychu [463]
The solution for this problem is:
Let x denote the specific rotation, R; andLet y denote the specific rotation, S = -x 
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3 years ago
When the number of electrons in an atom changes, then the atom's_______ change.
AlekseyPX

Answer:

It would change the charge of the atom.

Explanation:

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3 years ago
What way do S waves move
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2 years ago
Read 2 more answers
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