Seawater contains approximately 3.5%NaCl by mass and has a density of 1.02 g/mL. What volume of seawater contains 5.0 kg of sodium?
Seawater contains approximately 3.5%NaCl by mass and has a density of 1.02 g/mL. What volume of...
The mass percent of sodium chloride in seawater is 3.5%. How many liters of seawater must be evaporated to obtain 738.9 g of sodium chloride. The density of seawater is 1.026 g/mL.
An aqueous NaCl solution contains 1.343x10* ppm NaCl. The density of water is 1.000g/ml. The density of the solution is 1.08 g/mL. The molar mass of NaCl is 58.44g/mol. Keep the correct number of significant figures. a) What is the molality of NaCl? b) What is the molarity of NaCl? c) What is the (mass/volume)% is unit of (kg/L)%? d) What is mass percent? e) What is mole fraction of NaCl?
Typical seawater contains 28 g of wdium chloride ( NCI, FW 5844) per 100 ml. (density 1.10) g/ml.). What is % (w/w, weight/weight) concentration of NaCl in the seawater? (20 points) a 2.45 % b. 2.55 % e. 2.65% d. 2.75% e. 2.85%
4) what volume (mL) of a 3.1% (by mass) chlorine solution (density= 1.15 g/mL) contains enough chlorine to raise the chlorine concentration of a 27000 gal swimming pool to 2.5 ppm (by mass). Assume a density of 1.00 g/mL for the pool water. (4 pts)
Part A What mass of salt (NaCl) should you add to 1.02 L of water in an ice cream maker to make a solution that freezes at -13.8°C? Assume complete dissociation of the NaCl and density of 1.00 g/mL for water.
A 100.0-mL aqueous sodium chloride solution is 14.3% NaCl by mass and has a density of 1.12 g/mL. What mass of solute would you add to make the boiling point of the solution 104.4 ∘C? (Use i = 1.8 for NaCl) Express your answer to two significant figures and include the appropriate units.
The density of NaCl is 2.165 g/mL, what volume of water would 200. g of NaCl displace? Enter the numerical answer in decimal notation, do not include units this question type does not support units. What is the molality of the solution described above after all of the salt has dissolved? Enter the numerical answer in decimal notation, do not include units this question type does not support units.
What volume of a pure liquid (density 0.710 g/mL) has a mass of 0.290 kg? A) 4.08 ´ 102 mL B) 2.45 ´ 10–3 mL C) 2.06 ´ 10–1 mL D) 2.45 mL E) 4.08 ´ 10–1 mL
7.28 Initial Volume of NaCl solution in cylinder, (mL) Volume of NaCl solution remaining in cylinder, (mL) Volume of NaCl solution transferred to dish, (mL) Mass of dish, (g) Mass of dish and NaCl solution, (g) Mass of NaCl solution, (g) Mass of dish and dried Naci, (g) Mass of dried NaCl, (g) Density of solution, (g/mL) Percent NaCl (m/m),() Percent NaCl (m/v), (%) Molarity of NaCl, (moles/L) 1.78 5.50 79.25 85.75 6.50 80.95 1.70 1.18 262 309 5.26 Problems...
A 2.50 M NaCl solution has a density of 1.08 g/ml. Determine: the mass percent of NaCl the molality of the solution the mole fraction of NaCl