What is halide ion? Uses

Q: Describe Graham's law. Hydrogen chloride gas (HCI) diffuses 1.8 times faster than an unknown gas. De...

A: Graham's law of effusion: Graham's law of effusion states that the rate of effusion of a gas is inve...

Q: ck all of the compounds on this list that are soluble in room temperature water.   AgBr         PbSO...

A: Given : We have to tell which among the following is soluble in water.

Q: The equilibrium constant, K, for the following reaction is 4.68x10-2 at 536 K. PCI5(g) PCI3(g) + Cl2...

A: We have been given equilibrium constant value along with equilibrium concentration at a particular v...

Q: Consider the following system at equilibrium where AH° = 87.9 kJ, and K. = 1.20x10-2, at 500 K. PCI5...

A: Given : We have to check the effect at equilibrium.

Q: 3 Si + 2 N2 → Si3N4  When 21.44 moles of Si reacts with 17.62 moles of N2, how many grams of Si3N4 a...

A:

Q: Identify the property of water that explains why these phenomena happen.  1. The water in swimming p...

A: 1) The water in swimming pool remains cool even in summer. This is because the specific heat capacit...

Q: What volume (in ml) of concentrated HCl (with a concentration of 10 M) do you need to prepare 10 ml ...

A:

Q: On a 10 day wilderness expedition you'll need to heat 5.0 kg of water to the boiling point each day....

A: Given,  The standard heat of formation of butane at 25°C is - 125.7 kJ/mol  5.0 kg of water to the b...

Q: MATCH THE RIGHT GROUP OF ELEMENTS TO ITS PROPERTIES/USE СHOICES: A. Noble Gases B. Alkaline Earth Me...

A: A) Nobel Gases- The noble gases are colorless, odorless, tasteless, and nonflammable under standard ...

Q: What is the concentration of the original solution if 450 mL; a certain solution is diluted in 750 m...

A: Initial Volume = 450mL Final volume = 2L or 2000mL Initial concentration = ? Final concentration of ...

Q: What is the the concentration of copper and cobalt in mM?

A: The data given is,  

Q: Based on the given data, what is the Àmax of copp 0.1 M Copper 300 0.157 325 0.233 350 0.465 375 0.5...

A: Given : We have to tell lambda max for 0.1 M copper.

Q: Give two reasons why glucose 1-phosphate cannot diffuse out of the cell?-

A: We have to write two reasons for Why can't the glucose 1-phosphate diffuse out of the cell. 

Q: Based on the given data, what is the λmax of copper?   0.1 M Copper 300 0.157 325 0.233 350 0.465 3...

A: The correct answer is:  

Q: Determine which of the two is more stable and explain

A:

Q: When KNO3 dissolves in water the system temperature is expected to: 1 a. Remain the same O b. Need m...

A:

Q: statement

A: When a pure substance changes phase from subcooled liquid to superheated steam, this CAN be reversed...

Q: Please prepare the following compound from methane through multi-step synthesis.

A: Here we have to convert methane to cis- cyclohexane-1,2-diol by multistep synthesis reaction.

Q: 29. Calculate the maximum number of electrons in the energy levels with the following principal quan...

A:

Q: Calculate the volume (in mL) of a 1.205M stock NaOH solution needed to prepare 250.0 mL of a 0.1157M...

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Q: mass

A:

Q: What is the concentration of cobalt in mM?

A: The data given is,

Q: It can be shown mathematically that 2 or more smaller extractions (using smaller portions of a solve...

A:

Q: In standardization of KMNO, against NazC,04 (134 g/mol), if 35 mL of the 0.02 M KMNO, is used find t...

A: Note - Since you have asked multiple question, we will solve the first question for you. If you wan...

Q: mass percent

A:

Q: What is the molarity of a bleach solution containing 12.5 g of NaOCl per L of the bleach? (Show full...

A: Definition: Molarity is a concentration term for a solution. The molarity of a given solution is def...

Q: 28. Completely describe the orbitals found in the fourth. energy level. How many electrons can be fo...

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Q: A vessel contains 0.4 moles of H2, 2.0 moles of N2, and 1.7 moles of F2. What are the mole fraction ...

A: The mole fraction of the gases are 0.0976 (H2), 0.4878 (N2), 0.4146 (F2).

Q: What is the concentration of copper in mM?

A: The data given is,

Q: What is Chemical bonding

A: Chemical bond : It is a kind of electrostatic force of attraction.

Q: How many microliters of a 100 µM NaOH solution would be needed to provide 148 ng of NaOH for a chemi...

A:

Q: A particular "basic" amino acid in solution is titrated and found to require 75 mL of strong base to...

A: Solution -

Q: What are the hybridization states of each of the carbon atoms in the given molecule?

A: In most of the case of organic and inorganic compounds, the hybridization is easily determined by si...

Q: What is the mole fraction of HCl in an aqueous solution that contains 44.2 g of HCl and 88.6 g of wa...

A:

Q: 3. Rank the following in order by the rate in which they could participate in an SN1 reaction (“1" b...

A:

Q: How to calculate the mass of 2.7 x 1024 molecules of sugar C12H22O11?

A: Molar mass of C12H22O11 = ( 12 ×12) + (22×1) + (11×16)                                           = 3...

Q: Compute the oxidation number of the stated element. Give also the name of the compound and its % com...

A: The sum of the oxidation charges of constituent elements in a molecule should be equal to charge of ...

Q: HO.

A: The given compound contains two functional groups such as -OH and olefinic bond. The isomers can be ...

Q: Lewis reaction between Ag+ and 2 cyanide ions (CN') a. Identify the acid and base in each reaction. ...

A: According to Lewis theory of acid-base reactions, Lewis acid is a substance that accepts a pair of e...

Q: Multiple Choice: 1. What is NOT the other name of HCl? A. Hydrogen chloride B. Hydrochloric acid C. ...

A: Q1. Chloric acid (option C).  Q2. Sulfurous acid (option D).

Q: The common laboratory solvent diethyl ether (ether) is often used to purify substances dissolved in ...

A: Data given: The vapor pressure of diethyl ether, Po = 463.57 mm Hg Mass of the new compound, w = 34....

Q: What is the molar absorptivity of copper at λmax of cobalt?

A: The data given is,

Q: Calculate the AH of the following reaction using the reactions given below C3HS (g) → 3 C(s) + 4 H2(...

A: The given reaction is, C3H8(g) ---> 3C(s) + 4H2(g)   The equation for the given reaction are, 1) ...

Q: Label each non-hydrogen atom in the structure below with its formal charge

A: Formal charge: The formal charge (FC) is the charge assigned to an atom in a molecule, assuming that...

Q: Calculate the new concentration of 1500 mL of 2.0 M solution after adding water to become 2225 mL?

A: Given :-  Initial concentration of solution (M1) = 2.0 M  Initial volume of solution (V1) = 1500 mL ...

Q: A sample of an alkali metal that has a B.C.C unit cell is f0und t0 have a mass of 1.000 g and a volu...

A: Alkali metals react with water to produce hydrogen according to the equation M + H2O ------> MOH ...

Q: initial change equilibrium

A:

Q: 250. mg of an unknown protein are dissolved in enough solvent to make 5.00 mL of solution. The osmot...

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Q: Develop a general equation for the standard heat of reaction as a function of temperature for one of...

A:

Q: True or False. ____________4] Xylose gives a positive result with Molisch’s, Seliwanoff’s,  & Bial’...

A: 4. True Xylose is an aldopentose monosaccharide and having free aldehyde group imparting reducing na...