User Account

All Pages

The molecular weight of the unknown gas

Assignment Help Chemistry
Reference no: EM131025209

1)A 2.20 gram sample of an unknown gas is found to occupy a volume of 0.872 L at a pressure of 832 mm Hg and a temperature of 59 °C. The molecular weight of the unknown gas is _______ g/mol.

2)What volume of hydrogen gas is produced when 81.9 g of iron reacts completely according to the following reaction at 25 °C and 1 atm? 

3)How many grams of iron are needed to completely consume 33.3 L of chlorine gas according to the following reaction at 25 °C and 1 atm?

4)How many grams of iron are needed to completely consume 33.3 L of chlorine gas according to the following reaction at 25 °C and 1 atm?  

CH4(g) + H2O(g)3H2(g) + CO(g)

5)A sample of gas contains 0.2000 mol of H2(g) and 0.2000 mol of O2(g) and occupies a volume of 22.8 L. The following reaction takes place:
 H2(g) + O2(g)H2O2(g)

iron (s) + hydrochloric acid(aq)iron(II) chloride (aq) + hydrogen(g)

Reference no: EM131025209

Questions Cloud

Indicate on your graph the half-life for the reaction : Sketch a graph for the generic first-order reaction A→ B that has concentration of A on the vertical axis and time on the horizontal axis. Is this graph linear? Explain. Indicate on your graph the half-life for the reaction.
What is the iupac : What is the IUPAC name of the following complex?[Co(NH3)5 (NO2)](NO3)2
What is the slope of the straight line : For a generic second-order reaction A →B, what quantity, when graphed versus time, will yield a straight line? What is the slope of the straight line from part (a)?
Is the information geared to the audience : Is the information geared to the audience? Does it include potential alternatives for the audience? Does it work to overcome objections to the bad news? Does the close generate goodwill?
The molecular weight of the unknown gas : 1)A 2.20 gram sample of an unknown gas is found to occupy a volume of 0.872 L at a pressure of 832 mm Hg and a temperature of 59 °C. The molecular weight of the unknown gas is _______ g/mol.
What are the solutions of these equations : What is the solution of the system of equations?
Briefly analyze the role of the fasb specific : Briefly analyze the role of the FASB specific to not-for-profit organizations and summarize the due process procedures in place for developing not-for-profit accounting standards.
What quantity when graphed versus time : Define the following symbols that are encountered in rate equations for the generic reaction A→B: [A]0 t1/2 [A]t ,k. What quantity, when graphed versus time, will yield a straight line for a first-order reaction?
The central atom violating the octet rule : A valid Lewis structure of __________ cannot be drawn without the central atom violating the octet rule.

Reviews

Write a Review

Chemistry Questions & Answers

  How much natural gas will he need to burn natural gas

a cook wants to heat 1.89 kg of water from 31.0 c to 100.0 c if he uses the combustion of natural gas which is

  How much caco3 should be added to bring the ph

a lake in central texas contains 5.0 billiion liters of water. the pH is normally 6.4, but it is tested at 5.6. how much CaCO3 should be added to bring the pH to a more reasonable 6.0?

  Reaction occurs in acidic solution

Problem- Complete and balance the following equations using the method of half reactions. Reaction occurs in acidic solution.

  The cup is a volume widely used by cooks in the us one cup

the cup is a volume widely used by cooks in the u.s. one cup is equivalent to 237 cm3. if 1 cup of olive oil has mass

  What is the molarity of the ethanol

A solution of ethanol (C2H5OH) in water is prepared by dissolving 65.8 mL of ethanol (density = 0.79 g/cm3) in enough water to make 250.0 mL of solution.

  A generic salt ab has a molar mass of 243 gmol and a

a generic salt ab has a molar mass of 243 gmol and a solubility of 8.90 gl at 25 c what is the ksp of this

  What temperature will there be one vacancy for every 1000

An activation energy of 4 eV is required to form a vacancy in a metal. At 817oC there is one vacancy for every 104 atoms. At what temperature will there be one vacancy for every 1000 atoms. Express your answer in Kelvin (K)

  How many grams of c2h2 are produced

How many grams of C2H2 are produced from 4.43 moles of CaC2?  CaC2 + 2 H2O → Ca(OH)2 + C2H2

  If the internal energy of a thermodynamic system is

if the internal energy of a thermodynamic system is increased by 300. j while 75 j of expansion work is done how much

  Calculate the number of o2 molecules

Calculate the number of O2 molecules it would take to consume 596 molecules of CS2.

  Evaluate the total number of cations and anions

The volume of a solution of MnCl2*4(H2O) is 12.0ml. Calculate the total number of cations and anions in the solution and express answer in the unit of mole. Show all steps of calculation.

  What mass of zncl2 can be prepared

Calculate the reaction Zn(s) + 2HCl(aq) ! ZnCl2(aq) + H2(g) What mass of ZnCl2 (MW = 136.3 g/mol) can be prepared from the reaction of 3.27 grams of zinc (MW = 65.38 g/mol) with 3.00 grams HCl (MW = 36.46)?

Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

Submit Assignment

Academics

Major Subjects

Majors

Get In Touch

whatsapp: +1-415-670-9521

Phone: +1-415-670-9521

Email: [email protected]

TERMS & POLICIES

HELP & SUPPORT

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd