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It takes more energy to separate the hydrogen than we can get at the end.

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Q: What are the disadvantages of using water as a hydrogen fuel source?
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What are the advantages and disadvantages of distillation?

The advantages and disadvantages of distillation are quite vast. On advantage of distillation is that the water is pure and will not conduct electricity.


What happens to potassium when it is added to water?

Solid, pure, potassium metal will react violently with water to form hydrogen gas. Often this hydrogen gas will ignite causing a flame and sometimes an explosion.


What is the difference between a calorifier and a chlorifier?

A calorifier is a sealed tank, which heats water indirectly. Usually in the form of a heated coil which is immersed in the water. Commonly known as a hot water tank. A chlorifier is a water tank in which the water is heated via an external source.


How can you eliminate a hydrogen sulfide odor in the water from a new hot water heater even after the anode has been replaced with an aluminum one?

You need to replace the aluminum anode with a zinc/aluminum alloy anode.ANS 2 - If a hydrogen sulfide (or rotten egg) odour exists around your water, it's often an indicator of excess iron in the water supply. This can be bad for your plumbing. I would advise taking a water sample(in a sterilised bottle) to a lab and have it analysed. If the iron content is very high you may well have to fit a softener or an iron filter.BTW - changing the anode is an excellent idea anyway. Just may not be the solution.


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Related questions

What are advantages and disadvantages of hydrogen fuel cells?

The advantages of using hydrogen fuel cells are that they are an alternative fuel to fossil fuels, like coal, oil and gas. Also, burning or reacting hydrogen with oxygen runs electric motors and it's only emission is water vapour. The disadvantages of using hydrogen fuel cells is that hydrogen does not occur naturally on Earth and thus is not an energy source. It takes a great deal of energy to extract Hydrogen from water. Hope this helps! :)


What are some advantages and disadvantages of hydrogen fuel cells?

The advantages of using hydrogen fuel cells are that they are an alternative fuel to fossil fuels, like coal, oil and gas. Also, burning or reacting hydrogen with oxygen runs electric motors and it's only emission is water vapour. The disadvantages of using hydrogen fuel cells is that hydrogen does not occur naturally on Earth and thus is not an energy source. It takes a great deal of energy to extract Hydrogen from water. Hope this helps! :)


Advantages and disadvantages of using aquifers?

Advantages are; they are a relible water source, they are a source of fresh water and it does not have to be desalinated. It contains essential minerals for human health. Disadvantages are; that people can atually drain an aquifer, leaving that region with a smaller water supply.


What is the largest source of excess hydrogen ions?

Water


Can you remove all the hydrogen from water using an endothermic reaction?

Yes. It is possinle to split water into hydrogen and oxygen using electrolysis.


What is the energy source that splits water?

Water can be split into hydrogen and oxygen either:Thermally (water thermo-chemical decomposition) using high grade thermal energy (at temperature preferably above 1000 Co ), orElectrically (water electrolysis) using electrical energy.


What are the disadvantages about hydrogen?

Hydrogen is very flammable and can easily explode. Look back the Hindenburg blimp that used hydrogen. Hydrogen burns very cleanly leaving just water vapor of a byproduct. Using Hydrogen as a fuel for cars sounds great except that you need to make it by splitting water into Hydrogen and Oxygen. That uses up as much energy as the burning of Hydrogen releases. In use as a fuel for cars, you can imagine the explosion when a hydrogen tank bursts and ignites.


What is a sentence using the word hydrogen?

Hydrogen and oxygen combined with a catalyst create water.


Which is a byproduct of using hydrogen fuel?

The only byproduct of using pure hydrogen as a fuel is water, often in vapor form.


Can i make hydrogen from water?

Yes, you can make hydrogen from water. If you go to the link below, you can see how to make hydrogen (and oxygen) from water using (mostly) common household items.


How can water be decomposed into its elements hydrogen and oxygen?

Electrolysis of water using carbon rods and a low voltage of electric current will break down water into hydrogen and oxygen. Theoretically, thermolysis (electrolysis at a high temperature) would be more efficient, given a suitable source of heat energy.


Does platinum change water back to hydrogen and oxygen?

Does platinum change water back to hydrogen and oxygen using a current