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jek_recluse [69]
3 years ago
10

What does an atomic number represent in an atom?

Chemistry
1 answer:
vazorg [7]3 years ago
3 0

Answer:

C, number of protons and neutrons

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<span>0.650 kg... I think, 
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What are the elements in group 3-12 called
Wittaler [7]

Answer:

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Explanation:

The elements in groups 3-12 are called Transition Metals. These groups contain metals that usually form multiple cations. All other groups on the table (1, 2, 13-18) are called Main Group Elements.

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Herbie left his house at 3:30 p.m. and arrived at Kit’s house at 5:00 p.m. The two boys live 7 miles apart. What was Herbie’s av
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Answer:

Step-by-step explanation:

Alright, lets get started.

Suppose they take t minutes to meet each other.

Distance covered by first friend in t minutes, = 0.2 *t=0.2∗t

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Total distance is given as 7, so

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t = 20t=20

means after 20minutes they will meet.

SO. the average speed is 10m: Answer

5 0
3 years ago
This picture shows a desert environment, which is home to many lizards, small mammals, and cacti
kotykmax [81]

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A

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5 0
2 years ago
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How many molecules are in 8.3 moles?
devlian [24]
1 mole=6.02 ×10

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6 0
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