Calculate the concentration in % (m/m) of a solution containing 35.0 g of Lif dissolved in...
Multipart homework question for Chemistry I need help with. thank you. Which of the following solutions has a molarity of 2.0 0.050 mole of solute in 25.0 mL of solution 2.0 moles of solute in 500.0 mL of solution O 3. moles of solute in 3.0 L of solution O 0.020 mole of solute in 50.0 mL of solution Calculate the concentration in % (m/m) of a solution containing 35.0 g of LiF dissolved in 315.0 g of H20. 10.0%...
Which of the following statements is correct for 25.0 mL of 3.0 M NHz solution? (NH3 has a molar mass of 17.0 g.) 1.5 grams of solute is present. 0.075 moles of solute is present. 75 milligrams of solute is present. 25.0 mL of solvent is present. Question 24 2 pts For a solution composition of 25.0 g solute and 100.0 g solvent; choose the correct numerical concentration of% (m/m). 20.0 15.0 10.0 25.0
What is the %(m/m) of a solution containing 25.7 g of lithium fluoride (LiF) dissolved in 79.3 g of water?
Calculate the concentration in % (m/m) of a solution containing 12.5 g of NaCl dissolved in 250.0 g of H2O. Group of answer choices 50.0% (m/m) 0.05% (m/m) 5.00% (m/m) 20.0% (m/m)
2. What is the molarity of a solution in which 38.7 g of NaCl is dissolved in enough water to make a total of 1.00 L of solution? answer 3. What is the molarity of a solution in which 10.0 g of AgNO3 is dissolved in 500. mL of solution? answer 4. How many grams of K2SO4 would it take to make 1.50 L of a 0.500 M solution? answer 5. Calculate the % (m/V) of a 0.0600 L solution...
This is a multipart question. Which of the following statements is correct for 25.0 mL of 3.0 M NH3 solution? (NH3 has a molar mass of 17.0 O 1.5 grams of solute is present. 25.0 mL of solvent is present. 0.075 moles of solute is present. 75 milligrams of solute is present. What is the molarity of a solution containing 8.52 grams of NH3 in 2.50 l/ters of solution? O 1.53 M O 0.0653 M O 0.653 M O 0.200...
A 6.04 g sample of a solid containing Ni is dissolved in 20.0 mL water. A 5.00 mL aliquot of this solution is diluted to 100.0 mL and analyzed in the lab. The analyzed solution was determined to contain 6.88 ppm Ni . Determine the molar concentration of Ni in the 20.0 mL solution. *concentration= ? M Determine the mass, in grams, of Ni in the original sample. *mass= ? g Determine the weight percent of Ni in the sample....
Concentration is the amount of solute dissolved in a certain amount of solution: concentration of a solution=amount of soluteamount of solution Solution concentrations are usually given as one of the following: Mass percent (m/m)—the mass of the solute in grams for exactly 100 g of solution Volume percent (v/v)—the volume of solute in exactly 100 mL of solution Mass/volume percent (m/v)—the mass of solute in grams for exactly 100 mL of solution Molarity (M)—the number of moles of solute in...
For a solution composition of 25.0 g solute and 100.0 g solvent; choose the correct numerical concentration of % (m/m). 20.0 15.0 10.0 25.0 Question 25 2 pts Characterize EACH of the three given statements as being TRUE or FALSE and then indicate the collective true false status of the statements using the choices. (1) 1.0 liters of a 6.0 M solution would contain 6.0 moles of solute, independent of the identity of the solute. (2) For liquid-liquid solutions, volume...
calculate the molality of the solute in a solution containing 8.82 g MgNH4PO4 in 250.0mL of solvent. Assume the density of the solvent is 1.00 g/mL.