Two metallic oxides contain 27.6% and 30% oxygen respectively

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[Ranwa]

Doubt aise batao ki 10 log samajh na paye

[Shrishuuu]

Sir every question can be solve by this bataiye sir

[HarshLalwani]

Ye meri byjus worksheet mai bhi that par solution lamba tha aur ye recommendation mai aya to dekh liya

[pardeep_]

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[sa]

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[millionareage]

This is the most important question from cengage and is copied by every Institute in there modules and dpp😂and there in cengage it is solved like this.

[shahebulislam]

27.6 × 2 = 55.2
Difference of 1.8, approximation is too much.

With this much approximation we can also say option 2 is correct