Give the physical state and color of each halogen atSTP. (b) Explain the change in physical state down Group7A(17) in terms of molecular properties

Q: Draw the organic products formed in attached reaction.

A:

Q: What is the H3O + ion concentration in a 7.7x10-4 M Ba (OH)2 solution? What is the pH

A: The equation for the given reaction is, Ba(OH)2 -----> Ba2+ + 2 OH- From the above equation the r...

Q: How is the amount of current flowing through an electrolytic cell related to the amount of product p...

A:

Q: Complete each acid-base reaction and predict whether the position of equilibrium lies toward the lef...

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Q: Will KClO4 precipitate when 20 mL of a 0.050-M solution of K+ is added to 80 mL of a 0.50-M solution...

A: Given data: Concentration of K+ ions = 0.050 M, Concentration of ClO4- ions = 0.50 M, Volume of K+ i...

Q: The following mechanism has been proposed for the decomposition of ozone in the atmosphere: (1) O 3 ...

A: GIVEN: Reactions:        

Q: Give some examples of Silicates?

A: Examples of silicates: Quartz, feldspar, mica, amphibole, pyroxene, and olivine. Silica tetrahedra.

Q: Find the concentration of [H+] in 1.0 M sodium dihydrogen phosphate solution given that the first Ka...

A: According to Bronsted-Lowry concept, all those substance that can furnish H+ in solution are acids. ...

Q: Write the electron configuration for each element.(a) Cl (b) Si (c) Sr (d) O

A: (a) The atomic number of chlorine is 17. The electron configuration for chlorine can be written as 1...

Q: 2Co(NO3)3 (aq)+ 3Na2CO3 (aq) = Co2(CO3)3 (s)+ 6NaNO3 (aq) how many grams of sodium carbonate are nee...

A: Given mass of sodium nitrate is 95.1 g. The balanced chemical equation is given as follows:

Q: A chemist wants to make 5.0 L of a 0.280 M CaCl2 solution.  What mass of CaCl2 (in g) should the che...

A: Given : concentration of CaCl2 = 0.280 M And volume of solution to be made = 5.0 L  

Q: Is this correct answer?

A: Given : concentration of NaCl = 0.3 M And moles of NaCl to produce = 0.110 mol  

Q: Moly Cule is also mixing a solution of calcium fluoride (CaF2). If she adds some Aqueous Calcium Oxi...

A: It is given that there is a mixture of calcium fluoride. The reaction of calcium fluoride and calciu...

Q: e molarity of the acetic acid solution?

A: Acetic acid is a weak acid and KOH is a strong base. In acid base neutralization reaction occurs bet...

Q: Define the Properties of Alcohols ?

A: The alcohol molecules contain an hydroxyl part (-OH) as its functional group. An alcohol has an oxyg...

Q: 776. torr of helium, 464. torr of neon, and 340. torr of argon are added to a sealed container. What...

A:

Q: A solution of a certain component of a biological sample when placed in an absorption cell of path l...

A:  Beer–Lambert law :  This law helps use to calculate the absorption of a very dilute solutions , The...

Q: Fe2O3(s)+3CO(g) → 2Fe(s)+3CO2(g) The reaction of 172 g of Fe2O3 with 82.8 g of CO produces 73.8 g of...

A: The reaction in which the reactant is totally consumed when the reaction is completed is known as li...

Q: 24) Consider the following free energy curve for the reaction: A=B Pure A Pure B extent of reaction ...

A: 24) The considered reaction is, The reaction seems to proceed initially with pure substance A, that...

Q: Calculate the separations of the planes {123} and {236} in an orthorhombic crystal in which the unit...

A:

Q: Complete the Lewis dot (electron-dot) structure for the given neutral atoms. Magnesium Sulfur Select...

A: In the electron dot structure of an element, the valence electrons is represented as a dot in the st...

Q: The normal recipe for preparing Kool-Aid® calls for adding the entire package and 1 cup of sugar to ...

A:

Q: Combining 0.353 mol Fe,0, with excess carbon produced 16.1 g Fe. Fe, O, + 3C 2 Fe +3 CO What is the ...

A: The reaction given is Fe2O3 + 3 C -----> 2 Fe + 3 CO Given : mass of Fe produced = 16.1 g And mol...

Q: Is the Debye-Hückel method very accurate? Comment

A:  Debye-Hückel method very accurate or not need to be write .

Q: Although PF5 and AsF5 are stable, nitrogen does not form NF5 molecules. Explain this difference amon...

A: Nitrogen (N), phosphorous (P) and arsenic (As) belong to the Group V A. These elements have the foll...

Q: Show how you might use the Williamson ether synthesis to prepare   ether

A:

Q: Answer each question using the ball-and-stick model of compound A. Draw a constitutional isomer that...

A: SOLUTION: Step 1: Hello. Since the question has multiple sub-parts, the first three parts are solved...

Q: Draw a perspective formula for each of the following: a. (S)-2-chlorobutane b. (R)-1,2-dibromobutane

A: The isomer molecules have same molecular formula but different structural formula. Different types o...

Q: What sulfur-containing molecule forms sulfuric acid when it reacts with H2O?

A: Sulfur trioxide reacts with water to form sulfuric acid.

Q: For each chemical reaction in the table below, decide whether the highlighted reactant is a Brønsted...

A: Bronsted –Lowry acids are those which lose protons and Bronsted –Lowry Base are those which accept p...

Q: Magnesium is an active metal; it burns in the form of powder, ribbons, and filaments to provide flas...

A: Concept introduction: Magnesium (Mg) is an alkaline earth metal and belongs to group IIA in the peri...

Q: For the following electron-transfer reaction:Cl2(g) + Mn(s)  2Cl-(aq) + Mn2+(aq)The oxidation half-r...

A: The definition of Oxidation and Reduction is given as follows -  Oxidation - Addition of Oxygen ato...

Q: Which metal can be used as a sacrificial electrode to prevent the rusting of an iron pipe?a) Au b) A...

A: Rust is prevented by placing a sacrificial electrode in electrical contact with the iron. The sacrif...

Q: The concentration of hydroxide ion in an aqueous solution at 25°C is 1.4 × 10⁻⁴ M. What is the conce...

A: Given data: Concentration of hydroxide ion [OH-] = 1.4 ×10-4 M. The ionic product of water Kw = [OH-...

Q: Chemistry Question

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

Q: What is the relationship between the following compounds? H OH OA) Epimers B) Enantiomers Identical ...

A: Given compounds,    

Q: How does nuclear fission differ from nuclear fusion? Why are both of these processes exothermic?

A: Nuclear fission differ from nuclear fusion and  both of these processes are exothermic or not need t...

Q: How would I calculate grams of H2O2 given the experimental data?

A: Given information: Molarity of KMnO4 = 0.0968 M

Q: What volume is occupied by 0.118 mol of helium gas at a pressure of 0.97 atm and a temperature of 30...

A: The volume occupied by the helium gas can be calculated by the ideal gas equation as follow: In thi...

Q: Calculate the solubility of BaSO4 with the Ksp = 1.08 x 10-10 ,in an aqueous solution with I = 0.001...

A: The solution is having BaSO4 and I-  The solubility reaction of BaSO4 is  BaSO4 (s) ------> Ba2+ ...

Q: 19.54 grams of a metal with density 4.88 g/mL is placed into a graduated cylinder originally with 20...

A: Given, mass of metal = 19.54 g            density of metal = 4.88 g/mL             initial volume of...

Q: Toluene contains a benzene ring with three double bonds in it but still does not show any sign of un...

A: Given compound,    

Q: Among Cl-, Ar, K+, Ca2+, Br-, Kr, Rb+, and Sr2+, which one has the largest radius? Question H:Among ...

A: Since you have posted multiple questions, we are entitled to answer the first only.  

Q: 1) Identify each of the following half-reactions as either an oxidation half-reaction or a reduction...

A:

Q: Although the reaction could heat up the gas up to thousands of degrees in Celsius, the product gas m...

A: The length of 1.0 mm is equal to 10.0 cm. The volume of the cylindrical piston is calculated as show...

Q: Thallium-201 is used medically to diagnose heart problems. The half-life of thallium-201 is 72.9 hou...

A:  

Q: The US Environmental Protection Agency (EPA) places limits on the quantities of toxic substances tha...

A:

Q: hat mass of oxygen is consumed by the complete combustion of 7.0 grams of ethylene, C2H4?  Molar mas...

A: Given, mass of ethylene , C2H4 = 7.0 g            molar mass of C2H4 = 28.05 g/mol Now, moles of C2H...

Q: Explain in detail what are dienes and how many types of dienes are there and the difference between ...

A: The name of hydrocarbon ends with suffix "ene" termes as alkenes. Alkenes are hydrocarbons having ca...