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Which element is found in all of the following: iron oxide, air, milk, and glass? A) carbon B) hydrogen C) oxygen D) silicon

Which element is found in all of the following: iron oxide, air, milk, and glass? A) carbon B) hydrogen C) oxygen D) silicon
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Which element is found in all of the following: iron oxide, air, milk, and glass? A) carbon B) hydrogen C) oxygen D) silicon

User Diego Pino
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2 Answers

2 votes
Its Oxygen because milk is a carbohydrate and glass is a silicone dioxide. They both have oxygen. Air (which we breathe in) has oxygen. Iron oxide also has oxygen!
Hope this helped!! :)
User Stevepastelan
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4 votes

I believe it is b) hydrogen if that helps


User Kidus
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7.7k points
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