resulting in NH4+ (i.e. write out the reaction using Lewis structures). Why is it tough to recognize the coordinate covalent bond in NH4+? What is one way to recognize that something has a coordinate covalent compound? Why are they so

Q: The addition of strong acid to a weak base will create a_____ , where the strong acid is_______  con...

A: When we add strong acid the weak base I. e. Strong acid vs Weak base titration.  For example,  Addin...

Q: At a certain temperature, the equilibrium constant K for the following reaction is 5.2 x 10': NO,(g)...

A: The equilibrium reaction given is,  

Q: A compound has an empirical formula of CFBrO and a molar mass of 254.7 g/mol. 1) What is the value ...

A:

Q: Determine the number of atoms in 53.0 grams of bromine, Br. (The mass of one mole of bromine is 79.9...

A:

Q: Which chemical reaction below results in no change in the number of electrolytes present in the solu...

A: The substances which dissociate into ions (cations and anions) when they dissolve in polar solvent l...

Q: NH2

A:

Q: In the textile industry, many dyeing processes utilize buffers to maintain the correct pH for variou...

A: Buffer solution: The solution which resists the change in it's pH when a small amount of strong acid...

Q: If NaCl is added to water, the vapor pressure of the resulting solution is reduced relative to that ...

A: There is an increase in the boiling point of solution while a decrease in the freezing point of solu...

Q: A client wants to determine the concentration of his sample, FESCN²* solution. To be able to do this...

A: Given: The complex FeSCN2+ gives red-orange colour.  

Q: How many moles of Li are in 1.46 x 1015 atoms of Li? 4.12 x 10-8 mol 4.12 x 108 mol 2.40 x 10° mol 4...

A:

Q: Use the given: I. 0.02 m of glucose, II. 0.03 m of FeCl 3,  III. 0.02 m of NaCl, IV. 0.03 m of MgCl ...

A:

Q: For hydrogen bonds, answer these three questions: A) Are they found in polar, non-polar or both type...

A: Hydrogen bonding: It is a weak electrostatic force of attraction between a hydrogen atom covalently ...

Q: Čalculate the mass of 1.92 x 1018 atoms of Mg. O 2.73 x 10 10 g O 8.96x 10:5 g O 1.62 x 10-4g O 7.75...

A:

Q: Consider the following Lewis structure. (Lone pairs are not drawn in.) What is the hybridization of ...

A: An atom with 4 electron pairs is sp3 hybridized.  An atom with 3 electron pairs is sp2 hybridized. A...

Q: A compound of potassium had the following percentage composition: K 28.73%; H 1.481%; P 22.76%. The ...

A:

Q: F ОН N. HN.

A: A functional group is an atom or group that determines the properties of a compound.

Q: Classify the sigmatropic rearrangement with bracketed numbers.

A: Sigmatropic rearrangement : is a pericyclic intramolecular rearrangement reaction in which one sigma...

Q: given a diluted acid solution that was tested by another student. They were supposed to make a solut...

A: Given: your experimental data matched the test but not the target concentration.  

Q: а. 0.0 mL pH = b. 20.0 mL pH = с. 30.0 mL pH = d. 40.0 mL pH = е. 90.0 mL PH =

A:

Q: The rate constant of a certain reaction is dependent to the activation energy and collision.  True ...

A:

Q: Calculate the retardation factor (Rf) for dissolved Tetrachloroethene contamination given the bulk d...

A: Soil contains various ions, nutrients and waste material present in them. This  substances are migra...

Q: For this reaction, 7.57 g carbon (graphite) reacts with 11.2 g oxygen gas. carbon (graphite) (s) + o...

A:

Q: is 4-bromo-4-ethylhept-1-ene polar or nonpolar? why?

A:

Q: When 75.06 g of metal is submerged completely, the water in a graduated cylinder rise from 40.52 mL ...

A:

Q: A 0.512 g sample of CaCO3 is dissolved in 12 M HCl and the mixture is diluted to 250 mL. A small amo...

A:

Q: 4. Chromatograms of compounds A and B were obtained at the same flow rate with two columns of equal ...

A: column chromatography

Q: liter iHer of a certin gas Weighs grams at STP the mass of mole of gas is?

A:

Q: Make an introduction about Measuring Volume Solids. Cite your references.

A: Volume is the space occupied by any solid. It's unit is in cube like cm3, m3 etc.  

Q: What is matter

A: Given question is : What is matter = ? 

Q: For the following second order reaction: 2 NO2(g) --> 2 NO (g) + 02(g) The initial concentration of ...

A:

Q: Attempt 2 at< O Hint The allowed energies, E, of a particle of mass m in a one dimensional box of le...

A:

Q: nd 16.5 g of sodium hydroxide?

A: The balanced chemical reaction,  NaOH + HCl ----&gt; NaCl + H2O Molar mass of NaOH = 40 g/mol Molar ...

Q: Which of the following acids would you use to make a buffer with a pH of 3.00?     a.     Nitrous a...

A: Which of the following acids would you use to make a buffer with a pH of 3.00?

Q: Calculate the solubility at 25 °C of Co(OH), in pure water and in a 0.0180M CoCl, solution. You'll f...

A:

Q: What is the mass in grams of 38.50 moles of LiCl?

A:

Q: 12. What is the significance of the following stereochemical result: Co0 COo- mutase H- OH CH OP CHO...

A: Isotopic labelling is one of the ways to track the movement of atoms in any mechanism. Mutase enzyme...

Q: one Group 2 two Compound A Compound B Compound C three H CH,CH, H CH,CH, H,CH,C Br Brm F I H,CH,C fo...

A: Enantiomers : are the non-superimposable mirror images. If the total inversion of all the chiral cen...

Q: Draw the major product of this reaction. Ignore inorganic byproducts. H. 1. NABH4 2. Neutralizing wo...

A: Addition of hydride as nucleophile to the carbonyl carbon of aldehyde group  Protonation as neutrali...

Q: Obtain the moles of substance in the following. a. 2.57 g C mol b. 8.88 g Cl2 mol с. 74 g CH10 mol d...

A: Calculate moles of each substance---

Q: Questions 1. If one aspirin pill contains 325 mg of aspirin, how many aspirin tablets could be made ...

A: Number of aspirin tablet = =total weight of aspirin ÷ weight of aspirin required for 1 tablet 

Q: Question: You added 8 drops of Alizarin Yellow indicato and your solution appears yellow and transpa...

A: Alizarin, also known as 1,2-dihydroxyanthraquinone (C14H8O4), is a natural dye that, as an anthraqui...

Q: Noble Gases

A: Noble gases are defined as a group of rare gases which include helium, neon, argon, krypton, xenon, ...

Q: The heat of fusion AH, of tetrahydrofuran (c,H,0) is 8.5 kJ/mol. Calculate the change in entropy as ...

A:  Hf = 8.5 kJ/ mol T = —108.5 ° c = —108.5 + 273. 15° C = 164.65 k  

Q: For a gaseous reaction, standard conditions are 298 K and a partial pressure of I bar for all specie...

A: Relation between equilibrium constant and delta G.....

Q: Vanadium atom has a radius of 121 pm and crystallizes with a BCC unit cell. Determine the number of ...

A: The number of unit cell can be determined by dividing the total volume of solid sample by the volume...

Q: 9. What are the products of the following reactions HCI c=NCH,CH, + H,0 CH;CH3 + (CHs);P=CHCH; 1. LI...

A: The product of the above organic reaction is given below

Q: Suppose that the microwave radiation has a wavelength of 12.4 cm. How many photons are required to h...

A:  

Q: How does ionization of solute affect freezing point depression and boiling point elevation of soluti...

A: Colligative properties are those properties which depends on amount of solute not on the nature of t...

Q: Calculate the pH of a solution that is 0.20 M HOCI and 0.88 M KOci. Kg = 3.5x10-8 pH =

A:

Q: A single alkyl bromide reactant theoretically yields either of the given products, depending on the ...

A: The reaction given is,  

Actinides

The elements in which the extra electron tends to enter the 5f-orbitals of (n–2)th main shell are considered 5f-block elements. They are also named actinides. Actinides include 15 elements, from atomic number 89 to 103.