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DENIUS [597]
2 years ago
12

Which one of these elements was suggested as transition element by Mendeleev?

Chemistry
1 answer:
BARSIC [14]2 years ago
5 0

Answer:

The answer is I think None.

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Sodium chlorate = sodium chloride + oxygen formula
UNO [17]

Answer:

NaClO3 = NaCl + O2

Explanation:

Word equation: Sodium chlorate → Sodium chloride + Oxygen gas

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Use the table to answer the question
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Answer:

B

Explanation:

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Which isotope has the greatest number of protons?
tino4ka555 [31]

Answer:

The isotope with the greatest number of protons is:

  • <u>option D:  Pu-239, with 94 protons</u>

Explanation:

The number of <em>protons</em> is the atomic number and is a unique number for each type of element.

You can tell the number of protons searching the element in a periodic table and reading its atomic number.

Thus, this is how you tell the number of protons or each isotope

Sample       Chemical symbol  Element       atomic number   # of protons

A Pa-238       Pa                         protactinium         91                        91

B U-240         U                          uranium                 92                       92

C Np-238       Np                        neptunium            93                       93

D Pu-239        Pu                        plutonium              94                       94

8 0
3 years ago
200 grams of an organic sample which contains only carbon, hydrogen, and oxygen is analyzed and found to contain 97.30 grams of
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The empirical formula for 200 grams of an organic sample which contains carbon,hydrogen, and oxygen is C3H6O

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3 years ago
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PLEASE ANSWER FAST AND YOU WILL GET BRAINLIESTTTTTTT!!!!!!! And POINTSSSSSS!! PLEASE ANSWER FAST AND YOU WILL GET points and BRA
stiks02 [169]

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B on both questions

Explanation:

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2 years ago
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