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slega [8]
3 years ago
8

QuesLIUI 11 point)

Chemistry
1 answer:
love history [14]3 years ago
4 0

Answer:

Elements in the noble gas family are considered stable because their outer energy levels are very low.

Explanation:

Noble gas is also called inner gases because they are stable due to the completion of outermost shell. Other elements in the periodic table are very reactive so they wants to achieve the electronic configuration of noble gas so that's why they make chemical bonds with each other.

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The average distance between nitrogen and oxygen atoms is 115 pm in a compound called nitric oxide. What is this distance in mil
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Answer:

C) 1.15 × 10⁻⁷ mm

Explanation:

Step 1: Given data

Average distance between nitrogen and oxygen atoms: 115 pm

Step 2: Convert the distance to meters (SI base unit)

We will use the conversion factor 1 m = 10¹² pm.

115 pm × (1 m/10¹² pm) = 1.15 × 10⁻¹⁰ m

Step 3: Convert the distance to millimeters

We will use the conversion factor 1 m = 10³ mm.

1.15 × 10⁻¹⁰ m × (10³ mm/1 m) = 1.15 × 10⁻⁷ mm

5 0
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If input energyis 100J and useful is 70J what is the waste energy
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Answer:

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Explanation:

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= 30 J

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vesna_86 [32]
Atomic mass. Which is the number of protons and neutrons combined.
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Calculate the number of oxygen atoms in 3.65 mol Fe(ClO3)3
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Answer:

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Explanation:

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a microhabitat is a habitat which is of small or limited extent .

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