What is the value for Kb Na2C6H6O6?

Q: Determine the Ka for CH 3NH 3* at 25 °C. The Kb for CH 3NH 2 is 4.4 x 10 -4.

A: The relationship between Ka and Kb of a conjugate acid and its base respectively is given by  Ka…

Q: The Delta H for N2 + 3H2 --> 2 NH3 is -92 kj/mol What is the Delta H for NH3--> N2 + 3 H2

A: Enthalpy change (ΔH) for a particular reaction tells us whether the heat is evolved or absorbed…

Q: Calculate delta H for: a. 2 C2H2 (g) + 5 O2 (g) ---> 4 CO2 (g) + 2 H2O (g) Given: (Delta Hf in…

A: To calculate ΔH of reaction:  2 C2H2 (g) + 5 O2 (g) ---> 4 CO2 (g) + 2 H2O (g) ΔHf  (C2H2)   =…

Q: Calculate deltaG in kJ NO2 (g) + SO2 (g) --> NO (g) + SO3 (g) deltaGo (NO2) = 51.37 kJ/mol…

A:

Q: HNCS(1).jpg Consider the following molecule: How many pi binds are there? O 1 O 2 O 3 O 4 O5

A: Given : We have to tell total number of pi bonds.

Q: Separate a mixture of Vitamin D and Vitamin B2 (riboflavin) by paper chromatography. The stationary…

A: Paper chromatography: Paper chromatography is a type of partition chromatography in which sample is…

Q: A-AgNO3 B-BaCl2 C-CuSO4 D-HCl E-H2SO4 F-NaI G-NaBr H-NaOH I-(NH4)2SO4 J-NH4Cl Explain your answer

A: From the litmus paper test, the nature of the solution can easily be determined. If we take blue…

Q: If Ka for the acıd 1s 2.51 x 10 at 25 C, what 1s the Kb of the conjugate base? 3.98 x 10 b. 3.98 x…

A: Ka = 2.51x10-5

Q: Eucalyptus essential oil reduces dental issues such as cavities due to the following properties:…

A: Eucalyptus essential oil reduces dental issues such as cavities. Eucalyptus oil is a…

Q: What does the (2H,ddd, J=8.3 Hz) mean? What would be the possible structure of this? The compound is…

A: 1H NMR stands for proton nuclear magnetic resonance. From proton NMR spectroscopy the position and…

Q: Do you have any easy way to know if the compund is sn1, sn2, E1, E2. I keep mistaking between the

A: In organic chemistry, every reaction is given a certain name depdning upon the attack of the…

Q: Why are the C2H7 molecular formula impossible?

A:

Q: 1. Which molecule representation best shows the bond interactions? a. Wedge and dash b. Sawhorse c.…

A: Given: 1. Which molecule representation best shows the bond interactions? 2. Which molecule…

Q: choose the best answer calculate the mobility of chloride ion in FaCl2 if Ao.m= 260.5 mol1-cm2 ohm1…

A: In this question, we want to determine the mobility of the Chloride ion.  How we can calculate the…

Q: 3 (a) What fraction of H2(g) molecules are in the v = 1 states at room temperature? (b) What…

A: The given question contains molecules represented in gaseous form, hence gas laws are applicable.…

Q: what bonds are polar in a NMa3 molecule?

A: NMe3 molecule is having Tetrahedral structure.It has one line pair of electron on N atom. If there…

Q: 1) Below is molecule 1. Provide the relationship between the indicated protons below, either…

A: Hello. There are multiple subparts in the question. The first three subparts have been solved. To…

Q: Why is there PF5 but not NF5?

A: We know that,  Atomic number of phosphorus= 15 Electronic configurafion= 1s2,2s2,2p6,3s2,3p3,3d0…

Q: H H H3C- H. H 3. 1. 2.

A: The stability of the chair form is determined by the number of equatorial substituents present in…

Q: Which of the following species: C6H5Cl ; Cl2 ; FeCl3 ; (CH3)3C+ ; HCl ; C6H6 ; CH3 + ; C6H5CH3 ; has…

A:

Q: Use the AH°r information provided to calculate AH°rxn for the following AH°r (kJ/mol) SO2Cl2(g) + 2…

A: ΔH°rxn for the reaction has been calculated below.

Q: According to the N+1 rule, a hydrogen with two hydrogen neighbors will appear as a singlet doublet…

A:

Q: Molecule C2H2 SF5 NO3-

A:

Q: 4. Which of the following species: C6H5Cl ; Cl2 ; FeCl3 ; (CH3)3C+ ; HCl ; C6H6 ; CH3 + ; C6H5CH3 ;…

A: All things are provided in handwritten solution

Q: What is the K spexpression of Ba(IO3)2?

A: Given Ba(IO3)2 whose Ksp expression is to be determined.

Q: Which of the molecules gives rise to a molecular ion with an odd value of m/z? A. Br2C8H14 B.…

A: In mass spectroscopy, we use the Nitrogen rule.

Q: Given that kB for CH3NH2 is 5.0*10^-4 at 25 Celsius, what is the value of Ka for CH3NH3+ at 25…

A:

Q: 12. Which one of these molecules gives rise to a molecular ion with an odd value of m/z? A) C6H1202…

A: Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: Why are the CH5 molecular formula impossible?

A: Every atom has an arrangement of electrons in various shells. The atoms combine to complete the…

Q: Please calculate the energy of inward movement of chloride ions given:   Na+ F=23100 cal/V*mol…

A:

Q: 2. Arrange the following compounds in terms of increasing boiling point. |- Isopentanoic acid II -…

A:

Q: what is the molecular geometery of CF4

A: Molecular Geometry -  It is the arrangement of atoms in the three dimensional space.

Q: Below is a structure of a surfactant/detergent: CH3- CH2 CH2 CH2 CH2 CH2 CH2 CH2 CH2 CH2. CH2 CH2…

A: Surfactants consist of a polar group and a non-polar group. Hence, they are known as interfacially…

Q: HCl can be standardized against: I.   Na2CO3                                   II.  KHC8H4O4…

A:

Q: What is the Ka of CH3NH3 at 25 °C? Kb for CH3NH2 = 4.4 x 10 %3D

A: Given :- Kb for CH3NH2 = 4.4 x 10-4 Ka for CH3NH3+ at 25oC= ?

Q: CHEM& 121 16) Identify the intermolecular force(s) present in each of the following com HF F2 PB33…

A: HF = HF is a polar molecule. The intermolecular forces present in the given compound are…

Q: 13. How many molecules/ions below have an inversion center (i)? A. 0 В. 1 С. 2 D. 3 E. 4

A:

Q: quartet triplet CDClg 140 120 100

A:

Q: IMF Identification Identify which type of IMF each molecule will have. :Ci: a b 人 c=ö: .S. H. H.…

A: Intermolecular Forces :-        The interaction between the molecule or ions in compound due to some…

Q: 3H singlet 3H 2H triplet quartet 4H multiplet PPM A: B: C: D: O A

A: Thus the correct option is option D.

Q: Br „CH3 1) i) Mg(0); ii) [molecule shown below]; il) HЗ0+; 2) (CHЗСО)20, 1) СНЗCН2Br, FeBr3 pyridine…

A: Answer:- This question is answered by using the simple concept of chemical reactions of organic…

Q: 2 Balanie! the sollowing equatios Hzi + -> HzO 2.1 H2Oz + HzO 2.2 so3 2.3. sOz ->

A: Following are the balanced Chemical equation of the given reactions.

Q: Predict the multiplicity of the indicated hydrogen. A Singlet B Doublet C Triplet D Quartet E…

A:

Q: Explain why the molecules with central atoms in period 2 do not follow a similar trend for lines…

A: The element of period 2 is Boron, Carbon, Nitrogen, Oxygen, Fluorine, Neon.

Q: Arrange the following in order of increasing acidity: HCN, ClCH2COOH, HClO, C6H5COOH, CH3COOH

A: Electron withdrawing group increases the acidity. Electron releasing group decreases the acidity.…

Q: Given that Ka for HF is 6.3×10−4 at 25 °C, what is the value of Kb for F− at 25 °C?   Given that…

A: Given data,Ka for HF=6.3×10-4Kb for CH3NH2=5.0×10-4

Q: The electronic configuration of 15 X 3- ion is a.   [Ne]3s23p2           b. [Ne]3s2 c.…

A: Thus the atom X has total 18 electrons. So it should have electronic configuration similar to Argon.