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A: a) Concentration of first solution=Mass of NaOHMolar mass of NaOH×Volume of solution (in L)
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A: Given: The Ka for HCN = 4.00 × 10-10 We have to calculate the pH of a solution that is made of 0.34...
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A: Given data : Concentration of aniline = 0.86 M Volume of aniline = 59.5 mL Concentration of HNO3 = 0...
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Q: Calculate the ionic strength of a 0.030 M Al2(CO3)3 a. 0.05 b. 0.45 c. 0.02 d. 0.54
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A: Since you have posted multiple questions, the answer for first question is given below. Kindly repos...
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A: To identify the key step detail mechanistic pathway is given below
Q: 7. If 3.25 g of Mg(OH)2 can dissolve in 155 mL of water as it makes a saturated solutions, determine...
A: The mass of dissolved magnesium hydroxide is = 3.25 g The volume of the solution is = 155 mL The mol...
Q: Five different solutions were prepared in the laboratory. One was prepared by dissolving 7.1g of sod...
A: Since you have asked a question with multiple subparts, we will answer only first three subparts for...
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Q: If 365 ppb of Zn was observed, what is its equivalent in %(w/w)? A sample of plastic toy was treate...
A: 1 Ppb = 0.000001 mg/g 1 Ppm = 1 mg/L
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Q: 2. When 2.00 g of hydrazine (H,N2) decompose into 1.33 equivalents of NH3(8) and 1 equivalent of N2(...
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A: As per our guidelines we can only solve first question. Please resubmit the other questions as next ...
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Q: In 100 ml of solution there are Ca2+ ions 0.25 M and Ba2+ 0.05 M. Calculate the mass of Na2SO4 that ...
A: Ksp of BaSO4 = 1.1 x 10-10 Ksp of CaSO4 = 4.9 x 10-5 [Ca2+] = 0.25 M [Ba2+] = 0.05 M
Q: Determine if the following salt is neutral, acidic or basic. If acidic or basic, write the appropria...
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Q: The solubility of silver nitrite,AgNO2 , in water is 3.8 g/L. Calculate ksp.
A: The solubility of silver nitrite is = 3.8 g/L The molar mass of the silver nitrite is = 153.874 g/mo...
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Q: All of the following are used in writing Lewis dot symbols EXCEPT what? a. element symbol b. mass n...
A: 1) in writing Lewis dot symbols, we used element symbol and number of valence electrons.
Q: plz answer both questions I'll
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A: Step by step solution are below
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A: Answer option A.
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Q: 1. A thermometer placed in a solution undergoing a chemical reaction indicates an increase in temper...
A: The energy difference of the products and reactants is known as the energy change of a reaction.
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Q: What is the most commonly used fuel for FAAS, acetylene-N20 or acetylene-air? Only one is correct
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Q: How many moles of nitrogen gas are present in 635 liters of the gas when it is at STP?
A: Given -> Volume = 635 L At STP-> T = 273K Pressure = 1 atm
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