Mathematics, 07.12.2021 01:00 dacanul100

Use these atomic weights for 8 - 10. Round answers to the nearest percent. Hydrogen (H)=1
Oxygen (O)= 16
Chlorine (CI) = 35
Carbon (C)= 12
Sodium (Na)=23
8. What is the percentage of chlorine in NaCl2
9. What is the percentage of oxygen in CO2?
10. What is the percentage of sodium in NaOH?

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Use these atomic weights for 8 - 10. Round answers to the nearest percent. Hydrogen (H)=1
Ox...