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kap26 [50]
4 years ago
10

Why is neon in the same group on the periodic table as helium?

Chemistry
2 answers:
jarptica [38.1K]4 years ago
7 0
Noble gases: helium<span>, </span>neon<span>, argon, krypton, xenon, and radon. Also known as the rare gases, they once were called inert gases, because scientists believed them incapable of reacting with other elements

</span>
never [62]4 years ago
4 0
They are both noble gases and they both have a full outer shell
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If there were no decomposers on Earth, what do you think would happen to organisms when they die?What effect would it have on Ea
madreJ [45]
Everything dead would just keep piling up and up and up and nothing would ever go away! The Earth would be like a giant landfill! <span />
8 0
3 years ago
A one or two letter abbreviation for a chemical element. True or false
Feliz [49]

Answer:

True

Explanation:

All the chemical elements have their abbreviations as one or two letters

The first letter in the abbreviation is a capital letter and the second letter is always a small letter

Majority of abbreviations are based on their english names

3 0
3 years ago
A solution has a volume of 250 ml and contains 0.70 mol Nacl what is the molarity
dem82 [27]
First convert mL into liters:

1 L = 1000 mL

250 mL / 1000 = 0.25 L

M = n / V

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M = 2.8 mol/L⁻¹

hope this helps!
5 0
3 years ago
Read 2 more answers
this organ has 2 parts, the cervix, which is the lower part that opens into the vagina, and the main body, called the corpus.​
lidiya [134]

Answer:

The correct answer is - the uterus.

Explanation:

The uterus or the womb is an organ that appears to be pear-shaped and it is hollow from inside where the fetus is developed and it is also called the birth canal. The uterus has two parts one is the cervix and the other is the corpus.

The cervix makes the lower part of the uterus and opens up into the vagina the external reproductive organ of the females. The corpus is the part that makes the main body of the uterus. The uterus is present between the bladder and rectum where the egg fertilized and implanted itself.

5 0
3 years ago
an object with a mass of 300 kg is observed to accelerate at the rate os 4m/s² what is the total force required
chubhunter [2.5K]

Answer:

75 Newton

Explanation:

In order to find the force of the object, you must remember that the equation N = (mass x acceleration). Therefore meaning you would divide 300 kilograms, <em>the mass, </em>by 4 meters per second (squared), <em>the acceleration.</em>

4 0
3 years ago
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