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Serving size =

Amount per serving:

Carbohydrates:
Proteins:
Fats:

Using the nutritional information above, calculate the maximum energy value of chips per serve, in .

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The following table shows the percentage composition by mass of the nutritional content of some common foods.

Food	% Carbohydrates	% Fats and oils	% Protein
Tuna
Bagel
Cheese
Ice cream

Which one of the following servings has the highest energy content?

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Calculate the mass of water produced when of butane reacts completely according to the equation:

❌

✅

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of hydrochloric acid is reacted with of magnesium hydroxide.

Determine the amount of the excess reagent remaining.

❌

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Ethanol, , is produced by the fermentation of glucose, , according to the equation:

The mass of obtained when of carbon dioxide, , is produced is:

❌

✅

❌

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A chemical reaction has a of and the activation energy for its reverse reaction is . The activation energy, in , of the forward reaction is

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Which of the following statements correctly describes the difference between exothermic and endothermic reactions?

Exothermic reactions break bonds and have a positive enthalpy change.

Endothermic reactions release energy, resulting in a positive .

Endothermic reactions absorb energy, resulting in a positive .

Exothermic reactions absorb energy, resulting in a negative .

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Which of the following is the balanced equation for the cellular respiration of glucose?

❌

✅

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Two individuals have the same mass of food. Individual A's food contains 20% fat and 6% carbohydrates, while Individual B's food contains 35% fat and 4% protein.

Which individual has a greater energy content from their food, assuming both portions weigh 100 g?

Cannot determine without more information

Individual B

Individual A

Both have the same energy content

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Which of the following macronutrients provides the highest energy yield per gram?

All macronutrients provide the same energy yield per gram

Carbohydrates

Fats and Oils

Proteins

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