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Why is research in hydrogen fuel cells important?

Answer 1

hydrogen is the most abundant element in universe.

Fuel cells are more efficient than other kinds of engines, and they produce water instead of polluting the planet or its surroundings.

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Answer 2

Jose Arroyo

Research in hydrogen fuel cells is important because they offer a clean and efficient energy source, producing electricity through a chemical reaction between hydrogen and oxygen, emitting only water vapor as a byproduct. This technology has the potential to reduce dependence on fossil fuels, decrease greenhouse gas emissions, and contribute to sustainable energy solutions. Additionally, advancements in hydrogen fuel cell research can enhance energy storage and address challenges in various sectors, including transportation and electricity generation.

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Answer from HIX Tutor

When evaluating a one-sided limit, you need to be careful when a quantity is approaching zero since its sign is different depending on which way it is approaching zero from. Let us look at some examples.