The concentration of aqueous solution of urea (CN2H4O) is 2.577 m. Find the concentration of the solute in solution in ppm. a)1.339 x10 5 ppm b) 2. 236 X105 ppm E) 1.567 x10 5 ppm d) 1.235 X105 ppm e) 1.432X105 ppm

1. What is the concentration (molarity) of a solution made from 0.62 moles of NaCl and 500mL of water? O 1.24M 0.00124M 0.31M 3.10M 2. More barium chloride is added to water than can dissolve and it looks cloudy. What type of solution is this? * Saturated Solution Unsaturated Solution Supersaturated Solution 3. What is the concentration (molarity) of a solution made from 12.5 g of calcium fluoride and 250mL of water? (HINT: Convert 12.5 g CaF2 to moles first) * 0.050M 0.45M 0.64M 3.75M A25 0g of iron bvcrovide is oived with 125mlof uater Which is the solute2

What volume of 5.00 M NaOH stock solution is needed to prepare 100.0 mL of 0.250 M NaOH solution? 80.0 mL 5.00 mL 12.5 mL 0.200 mL

Which of the following glucose solutions has a molarity of 0.60 M? Group of answer choices A. 0.050 mol of glucose in 150 mL of solution B. 0.15 mol of glucose in 250 mL of solution C. 0.30 mol of glucose in 350 mL of solution D. 0.25 mol of glucose in 550 mL of solution

1. What is the mass of the solution when 50.0 mL of 1.0 M HCI solution is mixed with 50.0 mL of 1.0 M NaOH solution? (d = 1.02 g/mL )

A 2.87% by mass solution of CaCl 2 has a density of 1.04 g/mL. What is the molarity of this solution?     0.349 M     0.397 M     0.292 M     0.269 M     0.216 M

C. What is the ppm of sodium chloride in a solution with 10.6 g NaCl and 105 mL of water. Assume the density of water is 1.00 g/mL.

How many milliliters of a 0.2228 M H3PO4 solution are required to neutralize 3.14 g of KOH? Molar Mass:     H3PO4 = 97.99 g/mol            KOH  = 56.11 g/mol H3PO4       +       3    KOH          →           3    H2O         +          K3PO4