Write the equilibrium expression for Ca2+ + 2Cl- ⇌ CaCl2 with activity coefficients.

Q: Gaseous ethane (CH,CH,) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (CO,) ...

A: Ethane reacts with oxygen to form carbon dioxide and water. The equation for the balanced chemical r...

Q: How would you make 100.0 mL of 0.220 M NaCl(aq) solution using a 100.0 mL volumetric flask?

A: Molarity is a concentration term for a solution. The molarity of a given solution is defined as the ...

Q: A mixture of krypton and oxygen gas is expanded from a volume of 31.0L to a volume of 95.0 L, while ...

A: Given :- External pressure Pext = 71.0 atm Initial Volume Vi = 31.0 L Final Volume Vf = 95.0 L

Q: pls answer correctly

A: The sign convention for heat flow are as follows: When the heat flows into the system, a positive si...

Q: The typical grade of Pine Point ore is 3% for Pb, and 7% for Zn. Suppose the sample pictured in the ...

A: Given , typical grade of pine point ore is 3% pb . 7%  Zn And total weight of the sample = 13.6kg  C...

Q: Calculate the ionic strength of 0.040 M Na2SO4.

A: Dear student, Since you have posted multiple questions, the answer for first question is given below...

Q: Below is an unbalanced molecular equation that describes what happens when solutions of cobalt (II) ...

A: The unbalanced molecular equation is., Co(ClO4)2 (aq)  +  Na3PO4 (aq) →  NaClO4 (aq) +   Co3(PO4)2 (...

Q: 1. Given the following rate law: rate =k[CHCI;][Clz]/2. a. Write the reaction order with respect to ...

A: The relation between the concentration of the reactants and the rate of reaction is expressed by the...

Q: The highest building in Montreal is the ‘1 square building’, with a height of 203m. The atmospheric ...

A: Given: Temperature = 298 K Collision cross section (σ)= 0.43 nm2 Pressure =9.9 x 104 Pa. To Calculat...

Q: Which of the following molecules are structural isomers of each other? I. CH3CH2CH2OCH3 II. CH3CH2OC...

A:

Q: The following reaction is spontaneous only at temperatures in excess of 1100 K. We can conclude that...

A: Given that, The reaction is spontaneous at the high temperature of 1100 K. We can conclude that, 

Q: When the following equation is balanced properly under acidic conditions, what are the coefficients ...

A: We would answer following questions by balancing the given reaction in acidic medium. 

Q: Give the oxidation number and coordination of the central metal of the following compounds: a. [Ni(N...

A:

Q: 5- 0.853 mol of methane gas occupies a volume of 15.0 L at a certain temperature and pressure. What ...

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Q: Aqueous hydrobromic acid (HBr) reacts with solid sodium hydroxide (NAOH) to produce aqueous sodium b...

A:

Q: A student uses a pipette to dilute 1.00 mL of a standard iron solution to 50.0 mL. If the µg what wo...

A:

Q: Name the highlighted chemical group in each molecule. Lewis structure name of highlighted group H H ...

A: Substituents are  an atom or group of atoms that replaces another atom or group of atoms in a molecu...

Q: The Specific Charge of Copper lons Experiment: The rate of deposition of copper (mass deposited per ...

A:

Q: What is the density of the 2Mg nucleus in g/mL, assuming that it has the typical nuclear diameter of...

A:

Q: Acetic acid is a weak acid, meaning it does not fully dissociate in water. Instead, there is an equi...

A: Note: As per company policy we are supposed to attempt first three subparts only. Please repost them...

Q: Calculate the volume of 4.2 M acetic acid needed to prepare 100 mL of a 0.10 M acetic acid (CH3COOH)...

A: Given :- Initial Concentration M1 = 4.2M Final Concentration M2 = 0.10M, Final Volume, V2 = 100mL To...

Q: 34. Consider the following reaction at 100 °C. N2O4(g) - 2 NO2(g) K = 0.36 A reaction mixture at 100...

A:         N2O4(g)<===> 2NO2(g) , Kc = 0.36 I:       0                     0.100    

Q: What is the rate law for the given reaction? rate KS208) rate = KS2081 rate = kS2081?

A: Chemical kinetics can be defined as the branch of chemistry that deals with rates of chemical reacti...

Q: Write a balanced half reaction for the following: SO42-  → SO32-

A: balanced half reaction for the  SO42-  → SO32-  is given below

Q: A mixture of gaseous reactants is put into a cylinder, where a chemical reaction turns them into gas...

A: The sign convention for heat flow are as follows: When the heat flows into the system, a positive si...

Q: mass

A:

Q: quid octane (CH3(CH,) CH;) reacts with gaseous oxygen gas (02) to produce gaseous carbon dioxide (CO...

A:

Q: The following molarities were calculated from replicate standardization of a solution: 0.5006, 0.500...

A:

Q: I need the procedure in bullet proof in own words  and just an outline of how the raw data would li...

A: The procedure of the given experiment involving the conversion of cyclohexanol to cyclohexanone is n...

Q: Classify each anion as a weak base or pHpH neutral.  ClO4^- ,  HS^-

A: Concept : Conjugate base of strong acid is pH neutral.  Conjugate base of weak acid is weak base. 

Q: A sample of solid NH4NO3 was placed in an empty container. It decomposes according to the following ...

A:

Q: Nitrogen monoxide and ozone react to form nitrogen dioxide and oxygen, like this: NO(g)+O3(g) → NO,(...

A: Le Chatelier's principle: This principle is used to predict the effect of a change in conditions on ...

Q: exothermic Is the reaction exothermic or endothermic? x10 endothermic up Does the temperature of the...

A:

Q: ii) Insert the chart of IR spectrum of Ni(DMG)2 160 Precursor 140 120 100 80 60 40 4000 3500 3000 25...

A:

Q: 2. Draw a stepwise mechanism for the following reaction. Use curved arrows to show electron flow. In...

A: Deprotonation of Acetals:

Q: (b) What volume of 0.10 moldm³ sulphuric acid would be required to neutralise a mixture of 1.06 g of...

A:

Q: Name of Experiment: Spectrophotometry of a two- component mixture: Determination of CO and Ni as EDT...

A:

Q: Aqueous hydrochloric acid (HC1) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium ...

A:

Q: H2Se is a diprotic acid. What is the pH of a 0.10 M H2Se solution ? Kal = 1.3 x 10-4 and Ka2 = 1.0 x...

A:

Q: The longest wavelength of light that can be absorbed by N2 is ~80 nm, while the longest wavelength o...

A:

Q: This is the chemical formula for methyl tert-butyl ether (the clean-fuel gasoline additive MTBE): CH...

A: The chemical formula for methyl tert-butyl ether :-  CH3OC(CH3)3  Moles of C in methyl tert-butyl et...

Q: The Ka for HF is 7.0 x 10-4 Kb for the fluoride ion is

A:   at 25°C  Ka  x Kb  = 10-14  Given that  Ka = 7 x 10-4  HF is weak acid and its conjugate base is F...

Q: 2. Synthesis (use as many boxes as needed, excess are provided)

A:

Q: Liquid octane (CH3(CH,) CH;) reacts with gaseous oxygen gas (0,) to produce gaseous carbon dioxide (...

A: Given :-  Mass of Octane, (CH3(CH2)6CH3) (C8H18) = 9.14 g  Mass of Oxygen gas, O2 = 45.4 g  Mass of ...

Q: A chemist determines by measurements that 0.0200 moles of fluorine gas participate in a chemical rea...

A: Given, moles of Fluorine (F2) gas = 0.0200 moles mass of Fluorine (F2) gas = ? Note: Molar mass of F...

Q: A mixture of krypton and neon gas is compressed from a volume of 96.0L to a volume of 86.0 L, while ...

A: Given data : 

Q: Green plants use light from the Sun to drive photosynthesis, a chemical reaction in which liquid wat...

A: Given :-  liquid water + carbon dioxide gas → aqueous glucose + oxygen gas  no.of moles of glucose p...

Q: Gaseous ammonia chemically reacts with oxygen (0,) gas to produce nitrogen monoxide gas and water va...

A: To solve this problem we will use the balanced chemical equation .  

Q: 1.Carbon's atomic number is six. What does that tell us about any carbon atom?  2. How is the term ...

A: Carbon has atomic number six this tells that carbon atom has six protons present in it and six elect...

Q: Aqueous sulfuric acid (H, SO,) reacts with solid sodium hydroxide (NaOH) to produce aqueous sodium s...

A: