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pochemuha
3 years ago
5

Why is it usually warmer at Earth’s equator than at its poles?

Chemistry
1 answer:
MissTica3 years ago
8 0

Answer:

the equator is closer to the sun

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EXTRACTION OF CAFFEINE 1.Explain the reason each step of the separation is performed with three portions of the solvent rather t
marissa [1.9K]

Answer:

Throughout the explanations section below you will find a description of the question.

Explanation:

(1)

  • Whether a solution would be positioned inside a separative funnel, combined water, as well as solvent, disintegrate particulate caffeine. In every stage, the caffeine content incorporated relies upon the coefficient of caffeine partitioning throughout the combination of water as well as fluid.
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(2)

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3 0
3 years ago
In a diagnostic test for leukemia, a person receives 4.1 mL of a solution containing selenium-75. If the activity of the seleniu
Tcecarenko [31]

To solve this problem, we can simply calculate for the dose by multiplying the volume of solution containing Selenium 75 and the activity of the Selenium 75. That is:

dose = 4.1 mL * (45 μCi/mL)

dose = 184.5 μCi

8 0
3 years ago
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What's the name for Pb(NO3)2?
Vlad1618 [11]

Answer:

lead ii nitrate is the answer

5 0
3 years ago
They all have the same choices but one of them its not gonna be used.​
Dima020 [189]

Answer:

limiting reactant

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it is consumed totally

3 0
2 years ago
If an atom has an atomic number of 6 and and abdomens mass of 12 how many electrons does it have
Basile [38]
Atomic number refers to the proton number of the atom itself. Number of electrons in an atom (an atom that is not reacted with any other molecules / Just the atom alone), is the same as the number of protons, because each electron has 1 negative charge, and each proton 1 positive charge, where they cancel out on each other to become a neutral charge.

So, when atomic number is 6, proton number is also 6, and number of electrons will also be 6 in that atom.

Hope this helps! :)
5 0
3 years ago
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