Part B a 5.00 % (m/v) NaHCO3 solution prepared from 290 mL of a 19.o % (m/v) NaHCO3 Express your answer using two significant figures. ΑΣφ V = L
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- Common aspirin is acetylsalicylic acid, which has the structure shown below and a pKapKa of 3.5. Calculate the pHpH of a solution in which one normal adult dose of aspirin (670 mgmg ) is dissolved in 10 ounces of water. Express your answer to one decimal place.Make 500 ml of 10 mM Tris-HCl; pH=7.5; 0.25 M Glucose; 0.1% Tween-20; 5% BSA Molecular weight of Tris-HCl = 157.6 g/mol. You have a 3M glucose stock. Tween-20 is a liquid. BSA is a solid. How many grams of Tris-HCl is used? How much of the 3M stock is used? How much of tween-20 is used? How much BSA is used? What is the process in making this solution?On an emergency cart, you have sodium bicarbonate solution (NaHCO3), 44.6 mEq/50 ml. A physician orders an aerosol of 5 cc and 3.25% strength. How many milliliters of the bicarbonate solution do you need? 1 mEq=1/1000 GEW; GEW= gram formula wt/valence Atomic weights: Na, 23; H, 1; C, 12; 0, 16
- Complete the table below and show the complete solution. a. 6.0024 b. 1.0011L c. 0.0021L d. 4.0023L V1 T1 V2 T2 0.0024L 22C -14CSubstance pH [H3O+] Lemon Juice 2.20 Coffee 5.00 Soil 3.2 x 10-6 Apple Juice 1.6 x 10-4 Seawater 3.2 x 10-9 Toothpaste 9.9 Bleach 12.0 Lye (NaOH) 1.0 x 10-14 Complete the following chartHow many liters of softened water, containing a sodium concentration of 4 * 10 ^ - 2 % sodium by mass, have to be consumed to exceed the FDA recommendation ? (Assume a water density of 1g / m * L ) Express your answer using two significant figures.
- How many mL of 3% sodium chloride will be needed to complete the following compound? Sodium Bicarbonate (E-value = 0.65) 4.2 grams Sodium Chloride qs to make isotonic for IV infusion Sterile Water for Injection ad 725What volume of 1.00 M NaOH would be required to neutralize 41.2 mL of 9.9 M HCl? Round to two places after the decimal point and keep it in mL.How many mL 12.0M nitric acid are needed to make 625mL 0.11M nitric acid?
- Density of toluene- 0.86 g/ml Calculate the volume of toluene needed to make 50 mL of a 780 g/mL solution. Round to the nearest microliterCalculate the [H3O+] value of each aqueous solution. milk of magnesia with [OH−]=1.2×10−5M .Express your answer using two significant figures.What mass of Na2CO3 is present in 0.500L of a 0.417M solution? Group of answer choices 44.2 grams 127 grams 88.3 grams 22.1 grams