Calculate the concentration of sodium hypochlorite in mol.g-1, in a sample of bleach containing 6% sodium hypochlorite in a 250g packet.

Q: 6.24 Consider this reaction: 2CH;OH(I) + 302(g) 4H,O(1) + 2CO2(g) AH = -1452.8 kJ/mol

A: The given reaction is : 2CH3OH (l) + 3O2 (g) ---------> 4H2O (l) + 2CO2 (g) , ΔH = -1452.8 KJ/mol…

Q: Concentration of DDT (molar mass= 354.49 g/mol) in groundwater sample is found to be 0.030 mg/250.0…

A: We have to predict the concentration in mmol/L.

Q: copper sulphate (CuSo4) with a concentration of 0.00095 mol l-1. If they wanted to prepare one litre…

A: Here, Molecular weight of CuSO4= RAM(Cu)+ RAM(S)+ 4×RAM(O).…

Q: Consider the reaction, N204(g) = 2 NO2(g) where the value for Ke is 1.7 x 10-6. The initial…

A: Given Reaction:-  N2O4(g)  <------> 2NO2(g)  Kc =  1.7 × 10-6

Q: The Apollo 13 mission astronauts are running out of oxygen and need to get rid of the excess carbon…

A: Answer:- This question is answered by using the simple concept of stoichiometry which involves the…

Q: Sodium carbonate (Naz CO3) is used to neutralize the sulfuric acid spill. How many kilograms of…

A:

Q: How many grams of nickel(II) chloride do you need to precipitate 503 mg of silver chloride in the…

A: given; In the reaction of nickel(II) chloride with silver nitrate: Note: (1 mg = 10-3 gram) Mass of…

Q: Balance the chemical equation _mg (s) +_ HCI (aq)----->_MgCl2 (aq) + _H2 (g) Identify type of…

A: We have to tell about the type of reaction

Q: . Solid sodium fluoride is slowly added to 125 mL of a 0.111 M calcium bromide solution until the…

A: The solubility product of salt is a constant at a given temperature irrespective of the source from…

Q: The concentration of arsenic in an insecticide can be determined gravimetrically by precipitating it…

A: Atomic Mass of Mg - 24 u Atomic Mass of As - 75 u Atomic Mass of O - 16 u yield of Mg2As2O7 - 106.5…

Q: Which will be more effective in neutralizing stomach acid, HCl: a tablet containing 1.20 g Mg(OH)2…

A: The given mass of Mg(OH)2 is 1.20 g. The given mass of Al(OH)3 is 1.00 g.

Q: A student collects a water-soluble precipitate and rinses their product with water. Will this…

A: Percent yield :-  It is calculated by using the formula  Percent yield = Actual yieldTheoretical…

Q: Calculate the percent change in lead concentration that occurred from 2000 to 2016 with the…

A: To find: Percent change in the concentration from 2000 to 2016.

Q: The allowable concentration level of vinyl chloride, C2H3Cl,in the atmosphere in a chemical plant is…

A: Given: The concentration of vinyl chloride, C = 2.0*10-6 g/L

Q: For the following chemical reaction,                                             N2 (g) + 3 H2 (g)…

A: Limiting reagent is the reactant that is completely consumed in the reaction.  therefore limiting…

Q: 41.56 g of CaCO3(s). CaO(s) CO2(g) -> CACO3(s)

A: Applying mole concept and gas equation formula P1V1/ T1=  P2V2/ T2

Q: Consider the reaction, N204(g) = 2 NO2(g) where the value for Ke is 1.6 x 10-6. The initial…

A:

Q: Hydrogen fluoride is a highly reactive gas. It has many industrial uses, but the most familiar…

A: The given reaction in equilibrium is shown below. The pressure of H2 and F2 is 3.08 bar. The value…

Q: The traditional way of comparing reactions is by the percentage yields. However, percentage yield…

A: Atom Economy is calculated by dividing mass of desired product divided by the sum of mass of all the…

Q: 3. During the neutralization of hydrochloric acid, HClag), by sodium carbonate, Na,CO,), a gas is…

A:

Q: During the lecture we discussed this reaction: 2 NO2 (g) – N204 (g) what would you expect to happen…

A: The reaction given is Hence the equilibrium constant for the above reaction is where [N2O4] =…

Q: Organic matter made up 59% of the particulate matter samples analyzed in the 2017 Lake Michigan…

A:

Q: Potassium chromate and lead (II) acetate are both dissolved in a beaker of water, where they react…

A: When we balancing chemical, numbers of species present in reactants are equal to number of species…

Q: The equation for the reaction of KHP and NaOH shows a 1:1 ratio for the two reactants.…

A: From the reaction: Since, from this equation it is clear that 1 mole of KHP solution require 1 mole…

Q: Consider the reaction, N204(g)=2 NO2(g) where the value for Ke is 1.6 x 10-6. The initial…

A: The equilibrium constant of a reaction is the ratio between the product's concentration to the…

Q: In the balanced form of the equation below, the sum of the coefficients will be? Na2SO4(ag) +…

A: Na2SO4 (aq)+ 2 KOH (aq)→ 2 NaOH(aq) + K2SO4(aq)

Q: Write the reaction when solid cobalt(II) fluoride is put into water

A: The term chemical equation refers to the symbolic representation of a given chemical reaction in the…

Q: How many moles of CO2 are present in 180.9g? Round to 2 decimal places.

A:

Q: 3. Graphing is an essential skill used throughout chemistry courses and other sciences. Here is a…

A: Note - Since you have posted a question with multiple sub-parts, we will solve the first three…

Q: For a reaction A + 2B → C, the amount C formed by starting the reaction with 5 moles of A and 8…

A: A + 2B .....> C  Moles of A = 5 moles Moles of B = 8 moles By reaction stochiometry :  1 mol of A…

Q: Write the chemical equations that correspond to ∆G°f for NH3( g) and for CO( g).

A:

Q: 1. Solid lithium hydroxide is used to remove carbon dioxide and is called a CO2 scrubber. This…

A:

Q: A chemist places 3.37 g of sodium carbonate in a 250.0 mL volumetric flask and fills it to the mark…

A:

Q: To prepare 50 mL solutions of 0.1 M CuSO4 in water (calculation to prepare chemicals in…

A:

Q: The concentration of glucose in a healthy person should be less than 1400 mg/L. Express this…

A: here, Given molar mass is 180.156g/mole and concentration is 1400mg/L we have to first convert g/L,…

Q: The concentration of a stock solution of potassium dichromate is 0.50 mol/L. If you were to take 200…

A:

Q: What is net ionic for CuSo4+NH4Cl ?  Does CUCl2 Considered Insoluable ?

A: The reactants given are  1) CuSO4 (aq)  2) NH4Cl (aq) Since the 2 salts will react and undergo…

Q: 2H2O ------->  2H2  +  O2   What number of moles of O2 will be produced by the decomposition of 11.6…

A: Given, the chemical reaction as follows,2H2O→2H2+O2Number of moles of water (H2O) for reaction =11.6…

Q: In a lab, there is a jar of solid sodium bicarbonate and a 1.2M solution of acetic acid. (a)…

A:

Q: Determine the theoretical yield for the reaction. 2Mg(s)+O2(g)→2MgO(s) When 10.1 g Mg is allowed to…

A:

Q: The allowable concentration level of vinyl chloride, C2H3Cl,in the atmosphere in a chemical plant is…

A: Avogadro number (NA) It is a number corresponding to 1 mole 1 mole of a substance contains Avogadro…

Q: 6CO2 (g) + 6H,O (1) → C6H1206 (s) + 602 (g) How many grams of glucose (C6H12O6) can be produced from…

A:

Q: 1.ln the preparation of aspirin, 6.0 grams of salicylic acid was made to react with acetic anhydride…

A: A. When one mole salicylic acid is reacted with one mole acetic anhydride then one mole aspirin is…

Q: the concentration of .0100 M CHCl3 express in units of μg/L

A: Concentration of any solution is the expression of the solute amount present in solvent. It is…

Q: of Kp

A:

Q: to get rid of the excess carbon dioxide. You know that sodium hydroxide can remove carbon dioxide…

A: 3 astronauts are there and each emit 500 g CO2 each day  And they have 5 kg NaOH.

Q: N2(9) + 3C12(g) 2NC13(g) AH = +232 kJ mol The formation of nitrogen trichloride is Which change will…

A: According to Le- Chatelier's principle when a system remain in equilibrium undergoes some changes…

Q: A +B C + D AG = -1.45 kcal/mol AG° = - RT LnKg R=0.001987 kcal/mol.K

A:

Q: A student soaks willow bark (a natural source of salicylic acid) in ethanol. After a few minutes,…

A: