solution

Q: [References] Methane gas is compressed from 43 L to 2.5 L at a constant temperature. The final press...

A: The gaseous state is the state of matter with least intermolecular force of attraction between molec...

Q: excess Br2 excess OH

A: Reaction 1 is Haloform reaction it gives gives and Bromoform. Reaction gives only alpha bromination ...

Q: What is Ecell at 25°C for the reaction Ca(s) | Ca2+(2.898 M) || Sn2+(0.137 M) | Sn(s)? Report your a...

A:

Q: What is the pH of buffer solution containing 0.15 M acetic acid and 0.02 M sodium acetate? Lütfen bi...

A: Given 0.02 M acetate anion   0.15 Acetic Acid  pka oaf acetic acid = 4.75   

Q: Suppose that the reaction of 2.172 moles consumes 3.21 kJ of heat. What is the molar enthalpy of the...

A: The answer to the following question is :

Q: 1. Calculate the mass percent of potassium nitrate in each of the following solutions.a. 2.51 g of K...

A: The question is about to calculate the Mass percent of Potassium Nitrate in each of the given soluti...

Q: A 100.0 ml solution of NaCl was mixed with a 100.0 ml solution of 0.1 M Pb(NO3)2. If 1.24 g of PbCl2...

A: The molarity of a solution defines the number of moles of a solute per litre of the solution. It can...

Q: How many formula units of NaCl are in 60.0 grams of NaCl

A: Given mass of NaCl = 60.00 g  Molecular mass of NaCl = 23 g/mol + 35.5 g/mol  = 58.5 g/mol 

Q: Based on the structures of the two molecules below, predict if they will be soluble with each other ...

A: Solubility of one compound into another compound can be predicted by using the rule states that ''li...

Q: In an mountainous location, the boiling point of pure water is found to be 95 °C. How many grams of ...

A: Given data contains, Boiling point of pure water is . Mass of water is 1 kg. Boiling point is .  

Q: A(g) + B(g) → Cg) + Dg) For the gas-phase reaction above, the following experimental data were obtai...

A:

Q: Calculate the freezing point of a solution prepared by dissolving 27.56 grams of glucose, in 125 gra...

A: To solve this problem first we calculate the molality of Solution  then we will calculate the freezi...

Q: 13g of titanium metal react with 60g of bromine.(i) calculate the mass (in grams)of titanium (IV) br...

A:

Q: If the temperature of the reaction vessel were to be dramatically reduced, which of the following wo...

A:

Q: Calculate the equilibrium constant at 25 °C for the unbalanced redox reaction A(s) + B+(aq) → A2+(aq...

A: E°cell ( Reduction) = 0.0392 V  E°cell ( Oxidation) = 0.084 V  Keq =?  Used themodyanmic parameters ...

Q: In which direction would the reaction "shift" to reestablish equilibrium if some oxygen gas were to ...

A: The change in the equilibrium for a reaction can be determined via Le-Chatelier's principal.It expla...

Q: Consider the balanced reaction 2 A + 9 B -→ 6 C + 2 D and the enthalpies of formation provided in th...

A: The given balanced reaction is, 2 A + 9 E  → 6 C + 2 D ΔHf (A) = -101.8 kJ/mol ΔHf (B) =  66 kJ/mol ...

Q: How many moles of aluminum metal would be formed by the electrolysis of Al3+ ions when a current of ...

A: Given current = 8.31 Amp       Time = 1.7 hour     Faraday's law  w =zit  Where = Z = M/nF     

Q: Can you help me with this?

A: The given molecule is an acid-base indicator.

Q: I need help with this question

A: The stratosphere is a layer of Earth's atmosphere. It is the second layer of the atmosphere as moved...

Q: 12. Write structural formulas for the following alkene names. b. hex-2-ene hept-2-ene a. 6,7-dimethy...

A: a) Hept-2-ene = The structural formula of the given alkene is,         b) Hex-2-ene = The structura...

Q: Q8: Level 3 (Unit 10) Which of the following molecules is non-polar despite having polar covalent bo...

A: A molecule is said to be polar when they show a non-zero dipole moment. Dipole moments are present b...

Q: 1.potassium dichromate is dissolved in water Question a.give the name and the chemical formula fo...

A: Since you have multiple questions, we will solve only first question for you. If you want any specif...

Q: What is the temperature in K of 0.500 mole of neon in a 2.00 L vessel at 4.32 bar? R = 0.08314 L･bar...

A: Ideal gas equation is : PV = nRT or, T = PV/nR  Where, n = no. of moles of gas = 0.5 mole, P = press...

Q: Can you help me with this?

A: As you have asked multiple questions, we have answered your 1st question. If you want the answer to ...

Q: Which compound is likely to have a higher boiling point? A polar compound without O-H or N-H bonds,...

A: Applying concept of hydrogen bonding and dispersion force .

Q: I need all the answers, please.

A: In the given question we have to write the following reaction and the structural formula of the comp...

Q: What mass of KCl is contained in a 3.00L of solution that has a molarity of 1.50M ?

A: Given :- molarity of solution = 1.50 mol/L                Volume of solution = 3.00 L  To calculate ...

Q: For the buffer solution of weak acid HA and its conjugate base salt NaA, [HA] and [A] are expressed ...

A: ka and kb are the dissociation constant .As this value is very small,in the range of 10^-5,concentra...

Q: What does a catalyst do? Decrease the activation energy Catalysts are used instead of the regula...

A: catalyst decreses the activation energy. When it decreses the activation energy, the rate of reactio...

Q: What is the molar mass of Ca (PO,),?

A:  Molar mass of any compound is that in which is contained number as Avogadro no.NA of that chemical ...

Q: Chemistry Question

A:

Q: Chemistry Question

A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question s...

Q: O2N. Meo CO2CH3

A: The reaction is as follows:

Q: 6.What is the concentration, in ppm, if 0.00021 g of Arsenic (As) was found in 3126 g of drinking wa...

A: The concentration in ppm is given as amount of solute in mg/kg.

Q: In which direction would the reaction "shift" to reestablish equilibrium if more sulfur trioxide wer...

A: The given reaction is an exothermic reaction, in which SO2 and O2 are reactants and SO3 is a product...

Q: A decomposition reaction follows first order kinetics with a rate constant, k = 0.0171 min-1. If the...

A: Given K  = 0.0171 min-1          [A]0 = 4.95 M     t= 15 min  find [A]t = ?    

Q: Calculate the ∆G⁰reak value for the following reaction running at 298K.CO (g) + ½ O2 (g) ↔ CO2 (g)As...

A:

Q: `I have a sealed cylinder sitting in my lab that contains 1,000.0 mL of gas. If I compress the cylin...

A: Applying formula  P1V1=  P2V2

Q: An aqueous solution containing 8.19 g of lead(II) phosphate is added to an aqueous solution containi...

A: The answer to the following question is-

Q: 1. Identify if the solute is soluble in the solvent based on the observations in the table. Solute S...

A: Solute: It is the part of the solution that is present in a smaller amount. Solvent: The major porti...

Q: A sample of an oxide of vanadium weighing 4.589g was reduced with hydrogen gas to form water and ano...

A: The empirical formula represents the number of atoms in the molecule with the smallest positive rati...

Q: Write the chemical equations for the neutralization reactions that occurred when HCl and NaOH were a...

A:

Q: How many grams of magnesium oxide (MgO) are created when 25.0 grams of magnesium (Mg) react with exc...

A: The chemcal reaction is 2 Mg + O2 = 2 MgO. Hence, 2 moles of Mg reacts with 1 mole of O2 to produce ...

Q: Which one shows an exothermic reaction? Both are exothermic II Neither are exothermic I

A: Enthalpy of a reaction can be categorized into two types: Exothermic and endothermic. Exothermic rea...

Q: How to dilute 1.00M solution of formic acid to 40mL of 0.050 mol formic acid?

A: Given   1.00 M to 50 ml of 0.050 mol  Used dilution law  M1V1 = M2V2  

Q: Please solve the question!

A: "You have asked multiple qs in a single post, I am helping you with the first three as per the guide...

Q: 8. If 2.0 ml of carbon dioxide is collected at 125 C and 755 mm Hg, what will be the new volume of t...

A: STP(Standard temperature and pressure) it is the  condition at which temperature is 273 K and pressu...

Q: Suppose that 118 mL of water changes in temperature from 49.38°C to 33.12°C. What is qwater in kJ? (...

A: Specific Heat: The amount of energy required to raise the temperature of one gram of a substance by ...

Q: please help me with these problems

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

Acid Base Titration

An acid-base titration is the method of quantitative analysis for determining the concentration of an acid and base by exactly neutralizing it with a standard solution of base or acid having known concentration.