Assuming your brass sample is 100 percent copper by mass, calculate the minimum volume of concentrated (15.8 M) HNO3 needed to dissolve the sample. Please show work
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Assuming your brass sample is 100 percent copper by mass, calculate the minimum volume of concentrated (15.8 M) HNO3 needed to dissolve the sample. Please show work
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- How many liters of water would it take to dissolve 47% of a 0.65 gram sample of AgBr?Add 0.3 M AgNO3 to each of the cold sample solutions until AgCl is observed to coagulate. Determine the approximate amount of needed AgNO3 by calculating the volume that would be required if the unknown were pure NaCl.What volume of concentrated ammonia should be used to prepare 200 ml of 0.600 M solution?Purity 28% w/wdensity 0.9 g/ml
- Make a scheme with this procedure. Write the result. Procedure 1. Place 20 drops of each of the following aqueous solutions to separate centrifuge tubes: 0.1M Cr (NO3)3, 0.1M Al (NO3)3, 0.1M Co (NO3)2, 0.1M Zn (NO3)2, 0.1M Mn (OH)2, 0.1M Ni (NO3)2, 0.1 M Fe (NO3)3. Make each solution basic by adding few drops of 6M NH4OH. Confirm using a litmus paper. 2. Add 5 drops of freshly prepared 6M (NH4)2S to each centrifuge tube. Place the samples in the centrifuge machine for 3 mins. After centrifuge record results. Decant the supernatant liquid of all the samples. 3. Add one drop of NH4OH in each centrifuge tubes. Add 20 drops of distilled water in each centrifuge tubes. Then add a few drops of 6M HCl in each solution. Place the samples in the water bath for 10 mins. After water bath, centrifuge the samples for 3 mins. 4. After centrifuge, add a few drops of 6M NH4Cl in each sample. Decant the supernatant liquid in each sample. 5. To the centrifuge containing Al+3 and Cr+3, slowly add…Please help me out with making flowchart with thes steps. Write the result. Procedure 1. Place 20 drops of each of the following aqueous solutions to separate centrifuge tubes: 0.1M Cr (NO3)3, 0.1M Al (NO3)3, 0.1M Co (NO3)2, 0.1M Zn (NO3)2, 0.1M Mn (OH)2, 0.1M Ni (NO3)2, 0.1 M Fe (NO3)3. Make each solution basic by adding few drops of 6M NH4OH. Confirm using a litmus paper. 2. Add 5 drops of freshly prepared 6M (NH4)2S to each centrifuge tube. Place the samples in the centrifuge machine for 3 mins. After centrifuge record results. Decant the supernatant liquid of all the samples. 3. Add one drop of NH4OH in each centrifuge tubes. Add 20 drops of distilled water in each centrifuge tubes. Then add a few drops of 6M HCl in each solution. Place the samples in the water bath for 10 mins. After water bath, centrifuge the samples for 3 mins. 4. After centrifuge, add a few drops of 6M NH4Cl in each sample. Decant the supernatant liquid in each sample. 5. To the centrifuge containing…Please answer question 3 and jusr send paper solutions ASAP
- calculate the volume (in L ) needed to dissolve 2.77 g of QCrO4 Molar mass= 302.59 g/mol ksp=4 * 10-8Which of the following is not a factor that can influence the rate of dissolving? -Temp, surface area, transparency, agitation A solution is 8% m/v. What is the mass of dissolved solid in 500 mL of the solution?Determine the number of moles of AgNO3 in 25.0 ml of 0.600 M AgNO3. Show solution.
- You are asked to prepare a solution of sodium sulfate decahydrate with a final concentration of 0.22 m. Make sure you use up 20.0 g of sodium sulfate decahydrate for this solution.Calculate the total concentration of ions after mixing Solution 1 and Solution 2 together; with the compositions described in the table below. Solution label Salt Concentration (M) Volume (mL) Solution 1 KF 0.500 1000 Solution 2 Fe2(SO4)3 0.750 350 a. 0.759 M b. 0.954 M c. 1.25 M d. 1.71 M e. 3.52 MAsuume you start off with 0.494 g of Copper. Calculate the minimum volume of 16.0 M HNO3 required to dissolve all of the copper.