Margo has 40 milliliters of 25 solution
Webmg/mL= mEq/mL x Atomic, formula, or molecular weight /Valence Rearrange equation: mEq/mL = mg/mL x Valence / Atomic, formula, or molecular weight 10mg 100ml x 1ml mEq/mL = 0.1 (mg/ml) x 1/ 39 = 0.00256 mEq/ml 0.00256 mEq 1ml x 1000ml 7) A solution contains 10 mg/100 mL of K ions. Express this concentration in terms of milliequivalents … Web40 milliliters to teaspoons: 40 milliliters to ounces: 40 milliliters to tablespoons: 40 milliliters to milliliters: 40 milliliters to pints: 40 milliliters to quarts: 40 milliliters to gallons: 40 milliliters to liters: 40 milliliters to cups
Margo has 40 milliliters of 25 solution
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Web20 nov. 2012 · You have a solution that is 18.5% (v/v) methyl alcohol. If the bottle contains 2.49L of solution, what is the volume (V) in milliliters of methyl alcohol? A 6.00 % (m/v) A 100 milliliter sample of 0.100-molar NH4Cl solution was added to 80 milliliters of a 0.200-molar solution of NH3. The value of Kb for ammonia is 1.79 x 10^-5. WebA chemist has 70 mL of a 50% methane solution. How much of a 80% solution must she add so the final solution is 60% methane? ... A tank contains 8000 liters of a solution that is 40% acid. How much water ... of tea that cost S2.25 per pound to make a mixture that costs S3.40 per
Web7 feb. 2024 · First, you need the total mass of potassium in this solution, which is obtained by multiplying the concentration in mg/L by the volume of solution in liters: (78.2 mg/L) (0.75 L) = 58.65 mg From the above equation, and with the valence of elemental potassium being 1, you have mEq = [ (58.65 mg) (1)]/39.1 mg/mmol = 1.5 mEq. WebQuestion 1015982: Margo has 40 milliliters of 25% solution. How many milliliters of 60% solution should he add to obtain the required 45% solution? Answer by ikleyn(46414) …
WebCHEMISTRY Margo has 40 milliliters of 25% solution. How many milliliters of 60% solution should she add to obtain the required 30% solution? Question. Gauthmathier5605. Grade . 8 · YES! We solved the question! Check the full answer on App Gauthmath. Get the Gauthmath App. Good Question (158) Gauth Tutor Solution. WebWhat is the general formula for photosynthesis? 6 oxygen, 6 water molecules, and ~32 ATP molecules yields 1 glucose and 6 carbon dioxide molecules 6 water, 6 carbon dioxide molecules,and suniight energy yields glucose and 6 oxygen molecules 6 oxygen, 6 water molecules, and sunlight energy yields glucose and 6 carbon dioxide molecules glucose …
Web16 jan. 2024 · The base has a molarity of 0.5M if 25 milliliters of 0.80M HCl are used to fully neutralize 40 milliliters of NaOH solution. How do you determine molarity? The following expression can be used to determine a solution's molarity: M1V1 = M2V2. Where M1 is the acid's molarity. M2 stands for the base's molarity. V1 is equal to the acid's volume.
Web13 apr. 2024 · The cultures were maintained under continuous white light (25–40 μmol·m −2 ·s −1) at 22–24°C and 30–50% relative humidity. To produce sporophytes, 2–3-month-old gametophytes were subjected to cold stress at 16°C for 3 weeks and then irrigated with water containing 18 µM PABA to facilitate fertilization and support growth and … fathead coupon codes 25% offWebreacted with 0.100 liter of 2.00 molar HCl solution (a) A 249 milliliter sample of dry CO 2 gas, measured at 22ºC and 740 torr, is obtained from this reaction. ... A sample of 40.0 milliliters of a 0.100 molar HC 2 H 3 O 2 solution is … fathead coupon code 2015WebHow many milliliters of a 50% acid solution and how many milliliters of a 20% acid solution must be mixed to produce 36 mL of a 30% acid solution? ALGEBRA Margo … fathead coupon codes 2017Web23 sep. 2024 · Our final volume is (17.0 + 25.0) = 42.0 mL, and the concentration of potassium nitrate is calculated as: 3.12 × 10 − 3 m o l e s P b I 2 × ( 2 m o l e s K N O 3 1 m o l e P b I 2) 0.0420 L = 0.148 m o l e s K N O 3 / L o r 0.148 M Exercise 7.5. 1 A sample of 12.7 grams of sodium sulfate (Na 2 SO 4) is dissolved in 672 mL of distilled water. fathead coupon codes 2 off5WebIf 25 milliliter of 0.80 M HCl is used to completely neutralize 40. milliliters of NaOH solution, what is the molarity of the base? 1. 5.0 M 3. 0.050 M 2. 0.50 M 4. 50. M 8. Which pH value indicates the most basic solution? 1. 7 3. 3 2. 8 4. 11 9. As the pH of a solution is changed from 3 to 6, the concentration of hydronium ions fresh precure 9fresh precure cure berryWeb16 okt. 2016 · Margo has 40 milliliters of 25% soultion how many milliliters of 60% soultin should she add to obtain the required 30% solution See answer Advertisement … fathead coupon codes