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2H2 + O2 ---------------> 2H2O

for every 2 moles of hydrogen that reacts, 2 moles of water are produced, thus a 1:1 ratio of water produced to hydrogen reacted.

So:-

2.5 moles of hydrogen reacted will produce 2.5 moles of water

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How many grams of water are produced when 300 grams of hydrogen react with an unlimited amount of oxygen?

The atomic mass of hydrogen is 1.008 and the molecular mass of water, with formula H2O, is 18.015. Therefore, the mass of hydrogen to that of water has the ratio of 2(1.008)/18.015 = about 0.1119, and the answer to the problem is 300/0.1119 = 2.68 X 103 grams, to the justified number of significant digits.


What is the reaction of mono ethanol amine with H2S?

Monoethanolamine reacts with hydrogen sulfide to form an amine salt, which is water-soluble. This reaction is often used in gas sweetening processes to remove hydrogen sulfide from natural gas streams.


What is the problem with hydrogen fuel cells and how can it be addressed?

The problem with hydrogen fuel cells is the high cost and limited infrastructure for producing and distributing hydrogen. This can be addressed by investing in research to lower costs, developing more efficient production methods, and expanding the hydrogen refueling network.


How do you Solve the problem CCl2 CCl plus Cl2?

The reaction you listed does not balance. However, if you meant CCl4 (carbon tetrachloride) instead of CCl2, the balanced equation would be CCl4 + Cl2 -> CCl3Cl + HCl. The reaction involves chlorine transforming carbon tetrachloride into chloroform and hydrogen chloride.


If you need to reverse the following reaction in order for it to be an intermediate reaction in a Hess's law problem what would be the final value for the enthalpy of reaction you use for this interme?

To reverse a reaction in a Hess's law problem, you need to change the sign of the enthalpy change associated with that reaction. If the original reaction has an enthalpy of reaction ( \Delta H ), the final value for the enthalpy of the reversed reaction would be ( -\Delta H ). This allows you to correctly account for the energy change in the overall pathway when combining reactions.

Related Questions

How can you identify a stoichiometry problem?

Stoichiometry problems involve calculating the quantities of reactants and products in a chemical reaction based on balanced chemical equations. You can identify a stoichiometry problem if you are given information about the amounts of substances involved in a reaction, and you need to determine the amounts of other substances produced or consumed.


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This is not a problem, hydrogen is very abundant.


How many grams of water are produced when 300 grams of hydrogen react with an unlimited amount of oxygen?

The atomic mass of hydrogen is 1.008 and the molecular mass of water, with formula H2O, is 18.015. Therefore, the mass of hydrogen to that of water has the ratio of 2(1.008)/18.015 = about 0.1119, and the answer to the problem is 300/0.1119 = 2.68 X 103 grams, to the justified number of significant digits.


Identify the limiting and excess reagents when 25 liters of nitrogen reacts with 25 Liters of hydrogen.How many liters of ammonia gas are formed in this reaction?

# This is a stoichiometry problem and requires a balanced chemical equation. N2 + 3 H2 ----> 2 NH3 If we assume that this reaction occurs at STP, then the number of moles of any gas at STP is equal to the volume (in litres) divided by 22.4 This will get you started.1500ml


Why can you not make a hydrogen bomb?

Scientists have long tried to make a pure Hydrogen weapon, the problem with all the designs that have been attempted is the compression of the Hydrogen material to its flash point. Hydrogen can be compressed under great pressure to make a functioning weapon; however, the only way we have managed to do this practically is through the Teller-Ulam design. This design uses a nuclear fission weapon to compress the Hydrogen within a secondary device to start a fusion reaction. Without the ability to use a fission weapon to ignite the Hydrogen, we do not have a way to compress it to its flash point. There are still design attempts that have been circulated to make a pure fusion Hydrogen weapon, but none have been tested and the problem of getting Hydrogen to flash is always the founding problem. Most designs have been abandoned, and there are currently no known developmental plans by the United States to Pursue this design.


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One problem with fuel cell cars is that hydrogen gas is not readily available in pure form. Most hydrogen is produced from natural gas through a process called steam reforming, which generates carbon emissions. Additionally, the infrastructure for hydrogen refueling stations is limited, making it challenging for consumers to access hydrogen fuel easily. This lack of availability hinders the widespread adoption of fuel cell vehicles.


What is the reaction of mono ethanol amine with H2S?

Monoethanolamine reacts with hydrogen sulfide to form an amine salt, which is water-soluble. This reaction is often used in gas sweetening processes to remove hydrogen sulfide from natural gas streams.


What is the problem with hydrogen fuel cells and how can it be addressed?

The problem with hydrogen fuel cells is the high cost and limited infrastructure for producing and distributing hydrogen. This can be addressed by investing in research to lower costs, developing more efficient production methods, and expanding the hydrogen refueling network.


How do you Solve the problem CCl2 CCl plus Cl2?

The reaction you listed does not balance. However, if you meant CCl4 (carbon tetrachloride) instead of CCl2, the balanced equation would be CCl4 + Cl2 -> CCl3Cl + HCl. The reaction involves chlorine transforming carbon tetrachloride into chloroform and hydrogen chloride.


How many beta particles are produced in the sequence in problem 1?

In Problem 1, 1 beta particle is produced during the decay of a neutron to a proton.


If you need to multiply the reaction by 2 to be an intermediate reaction in a hess law problem what would be the final value for the enthalpy of reaction you use for this intermediate reaction?

-572k


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