DannyDexito
DannyDexito
22-01-2021
Chemistry
contestada
xg 4Na + 15g 02 → 70g 2Na20
Respuesta :
adedamolaogunlela
adedamolaogunlela
23-01-2021
Answer: 43.125g
Explanation:4Na+ O2=2Na2O
Molar mass: 23. 32. 62. React.mass: 92.
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