C AMISWEr Question 14 of 22 A solution contains 0.650 g Mg in enough water to...
Attempt 3 - in enough water to make a 1825 ml solution. What is the milliequivalents of Ca per liter A solution contains 0.600 g Ca (mEq/L.) for this solution? concentration: xid MEL. TOOLS x10
A Ringer’s solution contains the following concentrations of cations: 141 mEq/L of Na+, 5 mEq/L of K+, and 5 mEq/L of Ca2+. If Cl− is the only anion in the solution, what is the Cl− concentration in milliequivalents per liter?
A solution is made by dissolving 14 g of silver nitrate, AgNO3, in enough water to make exactly 250 mL of solution. Calculate the concentration (molarity) of AgNO3 in mol/L (M)
25.00 g of potassium hydrogen phosphate (K HPO4) is dissolved in enough water to make 125.0 mL of a solution with a density of 1.22 g/mL. What is the concentration of the solution in % (m/m). % (m/v). molarity, mosM and mEq/L of the potassium ion? Note: K2HPO4 has a molar mass of 174.2g/mole. What would be the final molarity of the above solution if you were to dilute it by adding 175 mL of water?
A 3.7145-g portion of disodium EDTA dihydrate (M.W. 372.24) was dissolved in enough distilled water to prepare 1.000 liter of solution. A 100.0-mL water sample was adjusted to pH 10 and titrated to endpoint with 11.23 mL of the EDTA solution. Calculate the concentration of the EDTA solution and th e hardness of the water sample. Express the hardness of mg caCO3 /L.
Solution A is prepared by dissolving 89.4 g of Na3PO4 in enough water to make 1.50 L of solution. Solution B is 2.5 L of 0.696 M Na2SO4. a) What is the molar concentration of Na3PO4 in Solution A? 0.36 M b) How many millilitres of Solution A will give 2.50 g of Na3PO4? 41.95 mL c) A 50.0 mL sample of Solution B is mixed with a 75.00 mL sample of Solution A. Calculate the concentration of Na+ ions...
QUESTION 22 The solution available contains 1 g in 50 mL. Prepare a dose of 350 mg. ттT Anal 3 (12pt) Path: p QUESTION 23 The strength available is 60 mEq in 6 ml. Prepare 15 mEq. ттт : 3 (12pt) Arial Click Saue and Submit to saue and submit. Click Save All Ansuers to save all answers. F1 2$ & 5 щ
A water with a pH of 9.0 contains 20 mg/L CO3-2 and 55 mg/L HCO3-. Calculate the alkalinity of the water expressed as meq/L (milli equivalents per liter) and as mg/L as CaCO3.
22. A solution is prepared by dissolving 6.00 g of an unknown nonelectrolyte in enough water to make 1.00 L of solution. The osmotic pressure of this solution is 0.750 atm at 25.0°C. What is the molecular weight of the unknown solute (R - 0.0821 L'atm/K mol)?
Each of the following mixtures is placed in a dialyzing bag and immersed in distilled water. Which substances will be found outside the bag in the distilled water? starch solution (colloid) and alanine, an amino acid, solution starch solution (colloid) and alanine, an amino acid, solution starch alanine starch and alanine none of the above NaCl solution and starch solution (colloid) solution and starch solution (colloid) starch Na+ and Cl− ions starch and Na+ and Cl− ions none of the...