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lorasvet [3.4K]
3 years ago
13

ELETE

Chemistry
1 answer:
yKpoI14uk [10]3 years ago
6 0

Answer:

5 L

Explanation:

Use Charles law and rearrange formula

Change C to K

- Hope that helped! Please let me know if you need further explanation.

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A sample of gold has a mass of 15.7 g and displaces 0.81 cm3 of eater in a graduated cylinder. What is the density of gold?
Ostrovityanka [42]

Answer: 19.4 g/cm3

Explanation: density is the relationship between mass over volume.

So density of gold is 15.7g/0.81cm3 = 19.4 g/cm3

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PubChem CID 16663

Structure Find Similar Structures

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The valence electron does the halogens possess are 7

  • Valence electrons are found in the outermost energy level of an atom
  • They are involved in the formation of chemical bonding with other atoms.
  • The halogens elements are found in group 17 on the periodic table
  • The halogens include fluorine, chlorine, bromine, iodine and astatine.
  • They have seven valence electrons, so they are extremely reactive as they only need one more to fill their outer shell.
  • By octet rule we can say that the electron with 8 outer most shell is full and stable.

Hence the halogens posses 7 valence electron

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Assessment timer and count
ollegr [7]

Answer:

The answer to your question would be "the insect touching the trigger hairs".

Explanation:

I'm not much of an ex-plainer but I know this is the right answer because I took the test and got a 100%. Please trust me on this. If wrong, please tell me. This is what I was taught at school. Thank you and good day.

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Answer: A butterfly population includes both green and yellow butterflies, and a predator sees yellow more easily than it does green" would lead to evolution since the green ones would live on.

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