How many grams of K2SO4 must you weigh out if you want to make 150 mL of a 0.50 M K2SO4 solution?
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How many grams of K2SO4 must you weigh out if you want to make 150 mL...
How many grams of NaOH do I need to weigh out to make 500 mL of a 1.0 M Solution?
How many grams of potassium sulfate, K2SO4, are present in 75.4 mL of a 2.20 M K2SO4 solution?
how many grams are needed of nitrogen if you want to make 150 grams of ammonia?
1a) How many grams of K2SO4 are in 250mL of 0.11 M K2SO4 solution? _____ g K2SO4 STEPS SHOWN CLEARLY PLEASE. 1b) How many mL of 12M HCl solution is needed to prepare 775mL of 0.880M HCl by dilution? ___ mL is needed. STEPS SHOWN CLEARLY PLEASE
Calculate how much KOH you will need to weigh out to make 250 mL of a 0.2M KOH solution. How much potassium hydrogen phthalate (molar mass 204.23 g/mol) do you need to weigh out if you want to use 20.00 mL of your standard 0.2000 M KOH solution to titrate the potassium hydrogen phthalate sample? Note: potassium hydrogen phthalate has ONE hydrogen that reacts with KOH. We often use KHP as our "simplified formula" for potassium hydrogen phthalate rather than...
4. If you want to make a buffer of 4.5 pH, how many grams of NaF do you need to add to 300 mL of 0.4 M HF solution? (Ka=7.1x10-4) Answer: 114.66 grams Pka -log (7.1 X10-4) = 3.1487411651 234
You want to make 500 mL of 10 M NaOH solutions? How much NaOH do you have to weigh out? Walk me through the steps it takes to make this solution? During the weighing out process you weigh out 201.53 NaOH, what is your new molarity? Using your stock solution, you want to make a series of dilutions, you want 25 mL of the following concentrations of NaOH: 0.5 M ,1 M, 3 M, 7 M, 9 M. How much...
You want to make 850.0 mL of a 2.0 M solution of MgBr2. a. How many g of MgBrą would be needed? b. How many mL of a 9.5 M stock solution would be needed?
If you want to prepare 5.0 liters of a 0.25 M solution of NH4Cl, how many grams of the salt should you weigh out?
How many grams of NaOH do you need to make a IM solution? How many grams of NaOH do you need to make a 3M solution? How many grams of C,H, Nao, do you need to make a IM sodium acetate buffer? How many grams are needed to make 50 mL of 25% HCI? How much water is needed if you are making 800 mL of 20% sodium hypochlorite (bleach) for cleaning a vessel?