whether the following solutions are saturated or unsaturated [show workingl 40.35 g isolved in 25.0 g h.o (Solubility of Caci-161.4 g100 g H,O) b 59 g NaCI dissolved in 25,0 g HO (Solubility of Nac-35.7 g/100gHo) many grams of NaOH (solute) must be added to 120 g of H2O to prepare a 20 % (n n) NaOH solution? Ho How many mL ofwater (solvent) is should be combined with 15.0gNaci to prepare a 10%(whv) NaCl solution 3. 4. How many grams of Na CO, are required to prepare 500 mL of a 1.25 M NaCO, solution? 5. Calculate the osmolarity of the following solutions: a. 0.1M KNO b. 0.35 M NaPO What volume of 5M NaOH solution is required to prepare 150 mL of 0.5M NaOH solution? What volume o water must be used to make up the solution? (2pts) 6. volume of sokute 100 "of sumo Volume Solution (m.L.) % (v/v) . mass souude +mass solventI velme solute + volume solvent _ %(m/v)= w (M)moles of solute Molarity (M-Liners of Solution
For unlimited access to Homework Help, a Homework+ subscription is required.
Related textbook solutions
Basic Chemistry
Principles of Chemistry Molecular Approach
Principles of Chemistry Molecular Approach
Chemistry: Structure and Properties
Chemistry: A Molecular Approach
Chemistry: A Molecular Approach
Principles of Chemistry: A Molecular Approach
Chemistry: The Central Science
Related questions
1.This question has multiple parts. Work all the parts to get the most points.
a | In each of the following sets of ionic compounds, identify the members of the set that are soluble in water. (Select all that apply.) NH4I NH4HCO3 NH4NO2 NH4NO3 | ||
b | (Select all that apply.) NaCH3COO AgCH3COO Cu(CH3COO)2 Cr(CH3COO)3 | ||
c | (Select all that apply.) CaBr2 Ca(OH)2 CaSO4 CaCl2 | ||
d | (Select all that apply.) Ca(NO3)2 CaSO4 CaCO3 Ca3(PO4)2 | ||
2.Calculate the mass percent of solute in the following solutions.
(a) 8.94 g of NaCl dissolved in 55.5 g of H2O | % |
(b) 3.52 g of LiBr dissolved in 38.6 g of H2O | % |
(c) 14.4 g of KNO3 dissolved in 260 g of H2O | % |
(d) 2.6Ã10-3 g of NaOH dissolved in 3.8 g of H2O | % |
3.How many grams of water must be added to 49.5 g of NaOH in order to prepare a 6.73%(m/m) solution?
grams of water
4.Calculate the volume percent of 495 mL of acetone in enough water to give 1.07Ã103 mL of solution.
%(v/v)
5.How many grams of Na2CO3 are needed to prepare 49.5 mL of a 4.27%(m/v) Na2CO3 solution?
grams of Na2CO3
6.For each of the following solutions, calculate the molarity of the solution.
9.87 g MgNH4PO4 in 750. mL solution
mol/L
19.1 g NaCH3COO in 600. mL solution
mol/L
6.64 g CaC2O4 in 300. mL solution
mol/L
5.58 g (NH4)2SO4 in 500. mL solution
mol/L
7.Calculate the number of grams of solute in each of the following solutions.
(a) 4.95 L of a 2.44 M HCl solution | grams of HCl |
(b) 38.0 mL of a 12.5 M HNO3 solution | grams of HNO3 |
(c) 50.7 mL of a 10.4 M AgNO3 solution | grams of AgNO3 |
(d) 1.77 L of a 6.3Ã10-3 M Na2SO4 solution | grams of Na2SO4 |
8.Calculate the mass-volume percent concentration for a 8.9 M NaOH solution.
%
9.What is the molarity of the solution prepared by diluting 35.0 mL of 1.25 M AgNO3 to each of the following final volumes?
69.6 mL
M
84.9 mL
M
810 mL
M
2.57 L