Question
The rate of effusion of a particular gas was measured and
found to be 24.0 mL/min. Under the same conditions, the
rate of effusion of pure methane (CH4) gas is 47.8 mL/min.
What is the molar mass of the unknown gas?
Expand
Transcribed Image Text

The rate of effusion of a particular gas was measured and found to be 24.0 mL/min. Under the same conditions, the rate of effusion of pure methane (CH4) gas is 47.8 mL/min. What is the molar mass of the unknown gas?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Science
Chemistry

States of matter

Related Chemistry Q&A

Find answers to questions asked by students like you.

Q: 6.) which of the following will have a product? Feo + Ni²". (aq) Au + Al³ , (aq) Nao + Zn" (aq) Al (...

A: Click to see the answer

Q: What element would this be and how do you figure it out given the information in the picture?

A: Click to see the answer

Q: Nitric acid is a component of acid rain that forms when gaseous nitrogen dioxide pollutant reacts wi...

A: Click to see the answer

Q: RESULTS OF THE MEASUREMENTSMelting point of benzoic acid: 122 degrees celcius  Melting point of sali...

A: The melting point of a substance is influenced by the vapor pressure. This can be affected by the nu...

Q: A student carried out the reaction shown by reacting 10.0g P4 with excess Cl2 and obtained 35.0g of ...

A:   The given chemical reaction is:P4 + 6 Cl2 → 4 PCl3Molar mass of P4=123.9 g/mol Molar mass of PCl3=...

Q: Q6. Which of the elements listed has 5 unpaired electron(s)?   A. Mn B. S C. Na D. Be     Q7. Which ...

A: The atomic number of Xenon is 54. Xenon is a noble gas element, it doesn't lose any electron or acce...

Q: Under which of the following conditions would hydrolysis of an amide produce an amine as one of the ...

A: Amides can be hydrolyzed in either acidic or basic condition. The mechanism are much like those of t...

Q: How much energy is consumed to produce 1.00 kg of magnesium by electrolysis of molten MgCl2 using a ...

A: Given: Mass of magnesium = 1.00 kg Current                     = 1.5 x 103 A Voltage                ...

Q: Consider the reaction: 2 A2 + 5 B2 → A4B10 with A2 represented by: and B2 represented by : If 3.00 ...

A: Click to see the answer

Q: Write all axes generated by S7 improper axis of rotation and indicate the equivalent ones when is po...

A:   Sn is the improper axis of rotation. It is imaginary axis rotation by θ(θ=360n) degree followed by...

Q: Determine the number of atoms of O in 7.23 moles of Na₂SO₄.

A: Given,  7.23 moles of Na₂SO₄.

Q: Which SN2 reaction is each pair is faster? OBr O. OOCH3 Br A. OBr Br OCH3

A: Click to see the answer

Q: 4. Hydrogen is prepared commercially by the reaction of methane and water vapor at elevated temperat...

A: Given: Concentration of CH4 = 0.126 M Concentration of H2O =0.242 M Concentration of CO =0.126 M Con...

Q: Calculate the pH and the equilibrium concentrations of HSO3¯ and SO3" in a 0.2940 M sulfurous acid 2...

A: Equilibrium solution refers to those solutions where there is no change in concentration of product ...

Q: Solid copper reacts with solid sulfur(S8) to form solid copper(I) sulfide. Express your answer as a ...

A: Click to see the answer

Q: Suppose N2 gains an electron to become N2. Will the interatomic distance increase, decrease or remai...

A: Bond order of N2 is greater than N2- so bond length of N2 will be less than N2-. Bond energy is Dire...

Q: Which of the following is[are] the Lewis structure for the nitrite ion (NO,)? A. В. С. D. [一ド一町 [一一町...

A: In Lewis structure every atom have tendency  to complete their Octet means 8 electron except Hydroge...

Q: It's asking for us to indicate the type of particle (atoms, formula units, molecules) and idk how to...

A: I mole is equal to as many-particle as there are in 12 g of C-12 isotope. This number is numerically...

Q: Calculate the pH of an aqueous solution of 6.45×10-2 M sodium sulfite.   pH = ?

A: Sodium sulfite is salt of mixture of strong base sodium hydroxide(NaOH) and weak acid sulfurous acid...

Q: The enthalpy of solution for the dissolving of a KBr sample was determined following Part C of the E...

A: Specific heat capacity is the enthalpy change associated when temperature of one gram of a substance...

Q: The pH of a 0.550 M of weak base, A-,  is 9.93 at 25. What is the Kb of the base?

A: Since the base given is a weak base. Hence it will undergo partial ionisation as per the below react...

Q: HC3H5O3, is found in sour milk. What is the pH of 0.30M lactic acid? Ka=1.4 ' 10-4

A: The reaction of lactic acid releasing H+ ion in water is given as-                                  ...

Q: Find the number of particles in 35.0 grams of each of the following: Make sure o indicate the type o...

A: Click to see the answer

Q: Provide a complete synthesis, choosing all necessary reagents from structures below. ONa OH 2 4 v (n...

A: The given 4 options indicate the formation of product 3 that is an ester. Esterification reaction us...

Q: Please answer number 9 letter a and b. Tysm

A: Click to see the answer

Q: Determine the mass in grams of 5.48 × 10²¹ atoms of arsenic. (The mass of one mole of arsenic is 74....

A: Given:Mass of one mole of arsenic = 74.92 g1 mole of an element has 6.022×1023 (NA) atoms. ⇒1 mole o...

Q: Write the balanced molecular chemical equation for the reaction in aqueous solution for rubidium bro...

A: The balanced chemical reaction has equal number of atoms on both the sides of equilibrium as well as...

Q: Choose the stronger acid: H2S or H2Se O H2Se O H2S Why is this the stronger acid? O It has more lone...

A: In such cases acidity is explained in term of bond strength. Weaker the bond stronger the acid.

Q: how to do number 2

A: The balanced reaction taking place is given as, => 2 CuCl2 + 4 KI -------> 2 CuI + 4 KCl + I2 ...

Q: 2. IUPAC name of the structure CH3CH2C o- is: a. isopropyl cyclooctanoate. b. cyclooctyl propanoate....

A: In the naming of esters, the parent chain is taken as the chain containing carbon with double bond O...

Q: Nitric acid can be formed in two steps from the atmospheric gases nitrogen and oxygen, plus hydrogen...

A: The first chemical equation is, N2g+3H2g→2NH3g       ∆H=-92 kJ......(1) The second chemical equation...

Q: a.) What mass of HCl would be produced if you reacted 2 mol hydrogen gas with 2 mol chlorine gas?

A: The reactants given are, 1) Hydrogen gas i.e H2 (g)  2) Chlorine gas i.e Cl2 (g)  And the product fo...

Q: Calculate the concentration in mol/L of a KHP solution made by dissolving 1.5594g KHP in enough wate...

A: Given : Mass of KHP i.e Potassium hydrogen phthalate (C8H5KO4 ) = 1.5594 g And volume of solution = ...

Q: Answer ASAP

A: In a balanced chemical reaction total number of atoms of all the elements present in a reaction must...

Q: Determine the number of valence electrons in NH2OH and then draw the corresponding Lewis structure. ...

A: Electrons in outermost orbitals are valence electrons in an element. Valence electrons in a molecule...

Q: Write the balanced dissociation equation for solid rubidium hydroxide in aqueous solution. If it doe...

A: Rubidium hydroxide (RbOH) is completely soluble in water and is a very strong base. Therefore RbOH c...

Q: Can you help me solve this problem?

A: The balanced reaction taking place is given as, => 2 Al (s) + 3 H2SO4 (aq) -------> Al2(SO4)3 ...

Q: Can you name the compounds

A: The IUPAC nomenclature of the given aliphatic organic compounds :

Q: the conjugate acid of each of the followin N2H4 Edit SHOW HINT 0,2- Edit INIH MOHS 50,2 Edit

A: Click to see the answer

Q: 1. Allicin is the compound responsible for the characteristic smell of garlic. An analysis of compou...

A: Empirical formula is equal to the simplest ratio of elements present in molecular formula. Example: ...

Q: Sulfuric acid (H2SO4) reacts with sodium bicarbonate (NaHCO3) to produce sodium sulfate, carbon diox...

A: Given: Volume of sulfuric acid                    = 1.64 L Molarity of sulfuric acid                ...

Q: Write the balanced COMPLETE ionic equation for the reaction when copper(II) sulfate and ammonium nit...

A: The reactants given are, 1) Copper (II) Sulfate i.e CuSO4 (aq) 2) ammonium nitrate i.e NH4NO3 (aq)  ...

Q: The concentration of a solution of EDTA was determined by standardizing against a solution of Ca2+ p...

A: Weight of CaCO3 = 0.4302 g. Volume of CaCO3 solution = 60 mL. The volume of EDTA used = 632 mL Volum...

Q: How can an ester H bond with water (and be soluble), but not H bond with other esters (thereby havi...

A: The general structure of ester is as shown below.  

Q: 1.00 mol of perfect gas molecules with Cpm =R at an initial temperature of 298.15 K and an initial p...

A: Given:n = 1 molCp,m = 52RT1 = 298.15 KP1 = 1.013 barAccording to Ideal gas equation, PV=nRTV1 = nRT1...