Why must we use sodium hydroxide instead of sulfuric acid in making hydrogen gas?

When you make hydrogen gas commercially, you use a large steel vat as the mixing chamber. why must we use sodium hydroxide instead of sulfuric acid in this process?

What would be one positive and one negative of using water instead of gasoline as a fuel source for cars?

Why on earth not use water to run our vehicles when someone had the ingenuity to use it instead of oil?

High cost of oil keeps on raising up! Device some other means to use alternative ways and invention to replace a fuel that keeps on giving us headaches. One is tapping water for its usefulness!

Hydrogen instead of gasoline?

Ok, i was recently talking with some of my family and we were discusing a plan of how to convert most of the cars and Gas station into hydrogen. im not a tree huger of anything, i just think that we needs to get off the Arabs gas. so please take this into consideration, and respond back with if you think its a good idea or a bad idea and why.

So of corse you would have to conver the engines and that would be out on all new cars. that would take maby 10-20 to get all cars off Gasoline.

why are we still using cars instead of hovercrafts?

hovercraft are in existence being used by the military and for recreation. they are cheaper to build and buy, can be designed for one person or large as a bus. uses less gasoline than an automobile. no worry of potholes or hydroplaning or hitting small animals. you wont need to buy a car and a boat when a hovercraft will go straight from the street to the water. we are in the space age and still tethered to wheeled vehicles. let’s fly!
hovercraft and speed laws can be modified. i’ve seen the military craft flying down the gulf over 70mph.

How We Can Use Water As Fuel Instead Of Petrolium Products ?

if we split the water into hydrogen and oxygen we can use them as fuel. But what is the best low cost procedure for spliting the water into hydrogen and oxygen ?

Why would you buy a car that runs off hydrogen instead of gas?

im conducting research with others regarding more energy efficient automobiles. So if you could let me know what kind of fuel filled cars would you rather drive and why.

why people are using gasoline today instead of cars that runs on water?

this seems very bad for gas because the exhaust expels out bad smoke like Buses, Dump Trucks.but i heard from the television that they are some cars that runs on water but its very expensive…like a million bucks. waters on cars are better to save the whole atmosphere. but people are not kinda comfort of automobiles that runs on gas because those cars have a bad smoke…mostly people cough a lot like in Cebu, Philippines, i was heading to SM Cebu. i ride a big jeepney a big dump truck passed us because the truck was going north and we are going south…and all the people coughed a lot but in the furture will there be cars that runs on water….? ^_^