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The Perfect Sandwich

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Questions and Answers

Which of the following is the correct arrangement for a sandwich?

Start with one of the slices, place the kebab on top, then place the other slice on top

Place the kebab between the two slices of bread

Start with one of the slices, layer it with the kebab, then place the other slice on top (correct)

Place both slices of bread together, then place the kebab on top

What happens to the bonds between hydrogen atoms during a chemical reaction?

They form

They become stronger

They break down (correct)

They remain unchanged

What happens to the bonds between oxygen atoms during a chemical reaction?

They break down (correct)

They become stronger

They form

They remain unchanged

How many hydrogen atoms does each oxygen atom bond with to form water?

Two Signup and view all the answers

In the correct arrangement for a sandwich, where is the kebab placed?

Between the two slices of bread Signup and view all the answers

Which of the following is the correct arrangement for making a sandwich?

Start with one slice of bread, layer it with the kebab, then place the other slice on top Signup and view all the answers

What happens to the bonds between hydrogen atoms during a chemical reaction to form water?

They break down Signup and view all the answers

What happens to the bonds between oxygen atoms during a chemical reaction to form water?

They break down Signup and view all the answers

How many hydrogen atoms does each oxygen atom form a bond with to create water?

Two Signup and view all the answers

What is the end product of the chemical reaction between hydrogen and oxygen molecules?

Water Signup and view all the answers