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cricket20 [7]
3 years ago
13

GUYS I REALLY NEED THIS ASAP!!!!!​

Chemistry
1 answer:
Nastasia [14]3 years ago
8 0

Answer:

I don't think so

Explanation:

The equation doesn't look balanced

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Please help!!! DUE IN 10 minutes
NARA [144]

Answer:

90

   Th

    232.04

Explanation:

90 - atomic number

  Th - element symbol

    232.04 - atomic mass

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How many ATOMS are in 3.5g of Na?
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That 1 mole of Silicon weighs 28.0855 g. Therefore, 28.0855 g of Silicon contains 6.022×1023 of Silicon atoms. hope this helps :)
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