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Hydrocarbons

Hydrocarbons include Alkanes, Alkenes, Alkynes, Aromatic and Alicyclic compounds.

2,710 Questions

If 1 mole of methane reacts with oxygen to produce carbon dioxide and water what is the mass of water produced?

The balanced chemical equation for the reaction is: CH4 + 2O2 -> CO2 + 2H2O. From this, we can see that 1 mole of methane produces 2 moles of water. The molar mass of water is 18 g/mol, so the mass of water produced would be 36 g.

At What psi does acetylene become unstable?

Acetylene becomes unstable and can explode at pressures above 15 psi (pounds per square inch) when in contact with air or oxygen. It is important to handle acetylene cylinders with caution and always follow proper safety procedures to prevent accidents.

A saturated straight-chain hydrocarbon with two carbons is?

Saturated hydrocarbon means that it does not have triple or

double bonds between carbon atoms.

An unsaturated hydrocarbon will have triple or double, or

both types of bonds between carbons.

You can saturate the unsaturated hydrocarbon by adding

hydrogen atoms through a given reaction.

-CH=CH- + H2 -----> -CH2-CH2-

Saturation does not have to be with hydrogen, it can be

with chlorine, Cl2, for example.

What is methane in the periodic table?

Oh, dude, methane is not on the periodic table because it's not an element. It's a simple hydrocarbon compound made up of one carbon atom and four hydrogen atoms. So, it's like a little molecule hanging out with its buddies, causing some greenhouse gas trouble.

What is the amount of water produced by the combustion of 32grams of methane?

According to Lavoisier:
Mass reactants [total in] = mass products [total out]
x g Methane + 32 g oxygen = 22 g carbon dioxide + 18 water
x + 32 = 22 + 18 = 40
x = 40 - 32 = 8 g methane

Acetaldehyde decomposes to form methane and carbon monoxide?

CH3CHO(g) yields CH4(g)+CO(s)

The letter in the parentheses indicate the state of the material (Solid = s, gas = g, aq = aqueous, and l = liquid.

All of t he above numbers would be in subscript.

What is heavier carbon dioxiode or propane?

Carbon dioxide is CO2 and has a molar mass of 44g

whereas propane is C3H8 and has a molar mass of 44g as well.

Therefore, both are of equal mass

How many moles of ethane contain 8.461024 formula units and how do you solve for that?

To determine the number of moles of ethane in 8.461024 formula units, you first need to know the formula of ethane, which is C2H6. Then, calculate the molar mass of ethane (C2H6) and divide the number of formula units by Avogadro's number (6.022 x 10^23) to convert to moles.

Can i refill a propane tank before it's empty?

The condensation line on the outside of a propane tank will show the level of fuel. The relative weight can also determine if it is time for a refill. A tank which is rusted or has valve damage should not be refilled.

Why can't alkanes be used to make polymers?

No, because alkanes are saturated, meaning they don't have any double bonds. Therefore there are no spare bonds to form polymers, which are plastics. Remember, monomers are single reactive molecules, and because alkanes have only one bond, they aren't very reactive and it takes a lot of energy to break them apart! Hope this helps!! :)

How do you build a propane burner for bbq smoker?

I recently built a food smoker out of a food grade barrel and wanted to heat it using propane. After researching the Internet and pricing out parts, I found the easiest way to get the propane burner was to buy a cheap old gas grill off of Craigslist and salvage the parts I wanted.

Basically all you need to do is take the fittings off of the grill and find a way to attach them to the inside of your barrel or smoker.

I then bent up a small wire rack that holds a pan for my smoking chips, with the burners right underneath it. I've been able to get my 55 gallon drum up to 300 degrees or more.

Long story short, they're hard to build, easy to salvage.

One centimeter cube of methane at STP will have how much molecules?

One centimeter cube of methane at STP will contain approximately (2.42 \times 10^{19}) molecules. This is because one mole of any gas at STP occupies 22.4 liters, so 1 cm^3 of methane is equal to (1/(22.4 \times 10^6)) moles, and a mole of methane contains 6.022 x 10^23 molecules.

How many sigma bonds are in a molecule of butane?

A molecule of butane contains a total of 10 sigma bonds.

Is methane gas flammable?

Seriously? Yes methane is a hydrocarbon. One of the properties of hydrocarbons is flammability. Methane in particular is one of the principal components of natural gas. Its also the reason you can light farts, and heat your home in the winter. A lot of methane is trapped under ice in the arctic. The leaf and animal matter sink and rot and form methane, but the methane is trapped under the frozen ice. If you break the ice you can light the gas that seeps up from under, its mainly methane.

How do you convert a GM 350 TBI to propane?

To convert a GM 350 TBI engine to propane, you would need to install a propane conversion kit that includes a new fuel system, regulator, injectors, and computer programming to optimize performance on propane fuel. It is recommended to consult with a professional mechanic or conversion specialist to ensure the conversion is done correctly and safely. Be prepared for potential modifications and adjustments to the engine for optimal performance.

What is the common name of propene?

Propane is the common name---I have never heard of it called anything else. Natural gas contains propane, but there is typically more methane and ethane in natural gas than there is propane.

How many gallons in a 20 lb propane tank?

About 4.1 gallonsPropane is a gas at standard temperature and pressure. A 20-pound tank holds about 4.1 gallons of liquid propane. It's a liquid in the tank because it's under great pressure.

4.2 lb per US gallon

5.1 lb per Imperial gallon

How many moles are in 0.289 g of methane?

To find the number of moles in 0.289 g of methane, first calculate the molar mass of methane (CH4), which is approximately 16 g/mol. Next, divide the given mass (0.289 g) by the molar mass to obtain the number of moles. Therefore, 0.289 g of methane is equivalent to 0.289 g / 16 g/mol ≈ 0.018 moles of methane.

What does propane look like?

Answered By: propane101.com

Propane exists in its liquid form at or below its boiling point (-44°F) as well as when it stored under pressure. To further explain, if the temperature outside is -45°F, propane will be a liquid and you would be able to pour it out of a bucket. But as soon as the temperature rises to -44°F, the propane begins to boil and thus give off vapor. If the temperature outside is colder than -44°F, propane exists as a liquid. It's still propane but it looks a lot like water while at this cold temperature. It's colorless, odorless and tasteless...but who would take a drink of a any liquid that is 45 degrees below zero? Who would stick their finger in a glass of anything that is 45 degrees below zero? Holding a handful of ice can be quite uncomfortable (or painful) after some time but think how painful it would be if that handful of ice was almost 75 degrees colder.

Because propane boils at a temperature that is over 70 degrees lower than the freezing point of water, it has the ability to freeze skin tissue in a very short period of time (severe frostbite). The temperature properties of liquid propane are such that being aware of possible danger when dealing with propane in its liquid state is extremely important.

Propane VaporPropane becomes a vapor at temperatures above -44°F. Similar to water when it boils and gives off steam, propane gives off vapor when it boils. One may refer to propane vapor as "flammable steam" for simplicity. However, for the propane vapor to be ignited, there must be the right mix of air and vapor. Propane vapor is heavier than air and will sink to and collect in the lowest point it can find. If propane is vented to the outside air, it will quickly dissipate with the slightest movement of air. Conversely, if propane is vented into an air tight structure with no air movement, the propane vapor will collect on the floor and rise vertically if more propane is vented into the structure.

This is extremely important to know because if there is a propane leak in a house or building, the propane vapor will seek the lowest possible point where it will collect. Keep in mind that one gallon of propane will produce over 36 cubic feet of vapor and this vapor will settle in the lowest possible place. If the propane vapor level continues to rise, it may ignite if finds a source of ignition. The weight of propane vapor being heavier than that of air is a characteristic of propane gas that needs to be understood by all LP Gas users, not just propane companies and their employees.

For more propane facts check out: propane101.com

Is methane useful?

Depends on what the gas is. Compressed air is used by scuba divers to breathe, auto mechanics to drive lots of theirtools, carpenters for air powered nailers. Compressed oxygen is usedto help people with breathing problems in or out of the hospital,withacetylene in oxy-acetylene torches to cut thru metals.

Maybe you mean CNG, compressed natural gas, which is mostly methane, and is used as a fuel.

Propane weight changed and no propane added?

The weight will never change. Allow the volume can change depending on the temperature. The hotter it is the more propane liquid will expand. This is the reason for only filling propane tanks to 80%.

What is the name of the parent hydrocarbon of simple aromatic hydrocarbons?

The parent hydrocarbon of simple aromatic hydrocarbons is benzene. Benzene is a cyclic hydrocarbon with a ring structure made up of six carbon atoms bonded together in a hexagonal shape with alternating single and double bonds.

What is the chemical eqaution of oxidation for ethane?

2 C2H6 + 7 O2 → 4 CO2 + 6 H2O + 3170 kJ of exothermic energy.