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REY [17]
3 years ago
15

During a lunar eclipse, the moon appears to be darkened because _______________ is casting a shadow on it.

Chemistry
1 answer:
stealth61 [152]3 years ago
4 0

Answer:

the earth

Explanation:

because the moon is blocking the light of the sun

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What are the components of an electromagnet and how do they get connected?
Dmitriy789 [7]
Well I'm sure many a time you've seen on some science experiment someone wrap a copper wire around a nail well thats generally the idea for electromagnets you get a solid piece of iron which is the only metal that is magnetic and you wrap a copper wire around it and the idea is to make two opposing magnetic poles by aligning the molecules with a electrical charge (a battery) so now with all three pieces assembles you have a copper wire attached to two sides of a battery and wrapped around a nail
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3 years ago
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No

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3 0
3 years ago
2.When copper (II) nitrate reacts with sodium hydroxide, copper (11) hydroxide is produced.
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Answer:

 

2Cu + S ~~~> Cu2S Copper (C) reacts with sulfur (S) to form copper sulfide as shown in the equation. A scientist adds 12.7 grams of Cu to 3.2 grams of S to start the reaction.

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7 0
3 years ago
Most substances become less dense as the temperature increases. Which substance is an exception to this rule
stealth61 [152]
The substance is water
6 0
3 years ago
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Locate the element zinc (Zn) on the periodic table. How many protons does an atom of zinc contain? How many electrons does an at
Lady bird [3.3K]
<h2>Answer:</h2><h3>Part 1:</h3>

Location the element zinc (Zn) on the periodic table:

  •    Group number : 12
  •     Period number : 4
  •     Block :  d block
  •      Element : Transition elements.
<h3>Part 2:</h3>

Protons in an atom of Zn:  30

<h3>Part 3:</h3>

Electrons in a Zn atom: 30

<h3>Part 4 :</h3>

Neutron in an atom of Zn: 35


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3 years ago
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