sarahlemacks001
sarahlemacks001 sarahlemacks001
  • 10-10-2017
  • Chemistry
contestada

Potassium and oxygen will combine to make a compound. K_O_ Fill in the blanks with the number of the subscript.

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meerkat18
meerkat18 meerkat18
  • 19-10-2017
First and foremost, we need to write at the word equation:

Potassium + Oxygen ------> Potassium Oxide

At this instant, we can write the symbol equation:

K(s) + O2(g) ------> K2O(s)

Then, balancing the equation we get

2K(s) + 0.5O2(g) -------> K2O(s)

ANSWER: K2O (Potassium Oxide)

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goldfishgolem1 goldfishgolem1
  • 20-10-2018

did you get the answer? there was two boxes what do i put?

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