What are 4 properties of hydrogen?
At standard temperature and pressure, hydrogen is a nontoxic, nonmetallic, odorless, tasteless, colorless, and highly combustible diatomic gas with the molecular formula H2. Hydrogen is also prevalent on Earth in the form of chemical compounds such as hydrocarbons and water.
What are the properties and uses of hydrogen?
Hydrogen also has many other uses. In the chemical industry it is used to make ammonia for agricultural fertiliser (the Haber process) and cyclohexane and methanol, which are intermediates in the production of plastics and pharmaceuticals. It is also used to remove sulfur from fuels during the oil-refining process.
What are 3 uses for hydrogen?
Hydrogen: uses
- commercial fixation of nitrogen from the air in the Haber ammonia process.
- hydrogenation of fats and oils.
- methanol production, in hydrodealkylation, hydrocracking, and hydrodesulphurization.
- rocket fuel.
- welding.
- production of hydrochloric acid.
- reduction of metallic ores.
Why is hydrogen dangerous?
Health effects of hydrogen Many reactions may cause fire or explosion. Explosion: Gas/air mixtures are explosive. Routes of exposure: The substance can be absorbed into the body by inhalation. Inhalation: High concentrations of this gas can cause an oxygen-deficient environment.
Can hydrogen kill you?
Swallowing food-grade hydrogen peroxide can make you severely ill, or cause death to occur. Industrial strength (90 percent). Swallowing even tiny amounts of hydrogen peroxide at this strength can be fatal. It is toxic to drink, touch, or breathe.
Can hydrogen power a house?
The hydrogen gas is then converted back into electricity when it is needed, using a fuel cell. The system can store around 40 kilowatt-hours of electricity – enough to power the average home for two days. Anyone needing more power can run several LAVO’s in parallel.
Is natural gas more expensive than electricity?
Is gas or electric cheaper? Natural gas is almost always cheaper than electricity. Choosing all gas appliances can save you up to 30 percent on your utility bill. Gas appliances cost more upfront, but over time, gas will save you money on your utility bill.
Is hydrogen cheaper than gas?
Considerations. While hydrogen is a cheaper fuel than gasoline on paper, the reality is, as of 2010, it is much more expensive. The few models of hydrogen-fueled cars that are commercially available generally cost more than $100,000. Researchers are still tweaking the technology to produce and transport hydrogen fuel.
Is Electric more expensive than gas?
As illustrated, even when a range of electric prices are considered, natural gas prices are consistently two to three times lower than electric prices. In fact, when all charges are considered, for a $0.06 per kilowatt hour (kWh) electricity rate to be competitive, natural gas would have to cost $1.77 per therm.
Why electric cars are bad for the environment?
Nevertheless, at the end of the manufacturing process, electric cars are the ones generating more carbon emissions, according to the Union of Concerned Scientists. Why is this? Because electric cars store energy in large batteries (the larger they are, the bigger their range is) that have high environmental costs.
How much does it cost to heat a 2500 sq ft home?
And, a home in a severe climate would need around 6.5 million BTUs, and cost around $248 per month to heat. A home with 2,500 square foot would need approximately 2.5 million BTUs per month, and heating costs would run about $95 per month.
How many BTUs do I need to heat 1500 square feet?
Size and Ceiling Height
| Area To Be Cooled (square feet) | Capacity Needed (BTUs per hour) |
|---|---|
| 1,200 to 1,400 | 23,000 |
| 1,400 to 1,500 | 24,000 |
| 1,500 to 2,000 | 30,000 |
| 2,000 to 2,500 | 34,000 |
How much is an electric bill for a 3000 sq ft house?
Every month, Americans spend an average $115.49 on their electricity bill….What is the monthly average cost of electricity per square foot?
| State | California |
|---|---|
| 2,000 sq ft | $125.44 |
| 2,500 sq ft | $156.80 |
| 3,000 sq ft | $188.16 |
| 4,000 sq ft | $250.88 |
How much does it cost to heat a 1200 sq ft house?
1200 sq/ft – gas heat, water, and range – bill is $82/mo.
How much does it cost to heat 1000 square feet?
For example, a 300 square foot room typically requires 7,000 BTUs to maintain a comfortable temperature, while a 1,000 square foot room requires 18,000 BTUs.
What size furnace do I need for a 1200 sq ft house?
A 1,200-square-foot home will require between 35,000 and 75,000 BTUs.
How much does it cost to heat a 2000 square foot house?
How much does it cost to heat a 2000 sq ft house with natural gas? The average range of costs for purchasing and installing a gas furnace designed to heat a 2,000-square-foot home with a 95% efficiency rating ranges from $3,000 to $8,000, with most homeowners spending around $6,000 total.
How many GJ does it take to heat a house?
The province with the highest household use is Alberta, where average use is 100.3 GJ per year. Many factors affect how much natural gas is used. Homes burn more gas during years with longer or colder winters. The larger or less insulated the home, and the less efficient the furnace, the more gas a home will use.
How much does it cost to heat a 2000 sq ft home with natural gas?
The average cost range for purchasing and installing a gas furnace designed to heat a 2,000-square-foot home with a 97% efficiency rating ranges from $3,000 to $8,000, with most homeowners spending around $6,000 total.
How much does it cost to heat and cool a home?
The annual cost to heat a 2200 square foot existing house of average energy consumption for different combinations of fuels and furnaces: Natural Gas in an 80% furnace: $1215. Natural Gas in a 92% furnace: $1095. Oil in a 70% furnace: $2185.
Is heating or AC more expensive?
In fact, it can take up to three times more electricity to heat a home than to cool it, which equates to a higher bill. The most efficient way to heat your home is with an electric heat pump. But, most customers don’t have a heat pump, so they rely on the heating element in their air conditioner to heat their homes.
Is it easier to heat or cool a house?
It is IMO much easier to heat than cool a suburban house without a utility bill–I’ve done it so anybody can.
What is a good temperature to set your thermostat in the summer?
78 degrees Fahrenheit