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Alenkasestr [34]
3 years ago
10

Which of the following DOES NOT have 2 significant

Chemistry
1 answer:
Elanso [62]3 years ago
7 0

Answer:

1.001

Explanation:

The Significant Figures are 1 0 0 1, This answer has 4 Significant figures, while the other three have only 2 significant figures

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How many electrons in the same atom can share the quantum number n = 2?
melisa1 [442]
With the principle quantum number being 2, the maximum number that can share this is 8. You can use the general formula 2n^2 to calculate this number (n=quantum level), or you can use the concept of quantum numbers (n, l, m, s) to justify this answer.
3 0
3 years ago
Which statement is true about a polyatomic ion?
andrew11 [14]

Answer:

The correct answer is that it is made of atoms that are covalently bonded together.

Explanation:

Hope this helped Mark BRAINLEST!!!

5 0
3 years ago
Astatine-210 has a half-life of 8.08 days. What fraction of a sample of astatine-210 is left unchanged after 16.16 days?
Flauer [41]

Answer:

0

Explanation:

Given parameters:

Half-life  = 8.08days

Unknown:

What fraction is left unchanged after 16.16days = ?

Solution:

The half - life of a substance is the time taken for the half of a radioactive material to decay to half.

 

  Day 0           Day 8.08         Day 16.16

   100%                 50%                 0%        Parent

    0%                     50%                100%     Daughter

After 16.16 days, non of the original sample will remain unchanged.

6 0
3 years ago
If a Hh mom has an offspring with a hh dad, what is the probability that the offspring will have a dominant phenotype?
lisov135 [29]

Answer:

I think 50%

Explanation:

im not really sure

6 0
2 years ago
. shut it onion heads
Dahasolnce [82]
<h2>That's  all I have to say <3</h2><h2>(ㆆ_ㆆ)</h2>
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