# Solutions

All new and solved questions in Solutions category

##### If Kb for NX_3 is 7.5x10^-6 , what is the pOH of a .175 M aqueous solution of NX3?
If Kb for NX_3 is 7.5x10^-6 , what is the pOH of a .175 M aqueous solution of NX3?...
##### What is the overall effect of adding a solute to a solution?
What is the overall effect of adding a solute to a solution?...
##### What is the relationship among solutions, solutes, and solvents?
What is the relationship among solutions, solutes, and solvents?...
##### Is air an example of a gaseous solution?
Is air an example of a gaseous solution?...
##### In a certain acidic solution at 25 degrees Celsius, [H+] is 100 times greater than [OH-]. What is the value for [OH-] for the solution ?
In a certain acidic solution at 25 degrees Celsius, [H+] is 100 times greater than [OH-]. What is the value for [OH-] for the solution ?...
##### How is pOH determined?
How is pOH determined?...
##### A solution is prepared to be 0.1475 M in Sr(OH)2. How do you find the [H3O+], [OH‐], pH, and pOH?
A solution is prepared to be 0.1475 M in Sr(OH)2. How do you find the [H3O+], [OH‐], pH, and pOH?...
##### In a 56.0 g aqueous solution of methanol, CH_4O, the mole fraction of methanol is .270. What is the mass of each component?
In a 56.0 g aqueous solution of methanol, CH_4O, the mole fraction of methanol is .270. What is the mass of each component?...
##### Is a suspension a homogeneous or a heterogeneous mixture? What about a colloid?
Is a suspension a homogeneous or a heterogeneous mixture? What about a colloid?...
##### What are the differences between a solute/solvent and solution/suspension?
What are the differences between a solute/solvent and solution/suspension?...
##### If the concentration of solute molecules outside a cell is lower than the concentration in the cytosol, is the external solution hypotonic, hypertonic, or isotonic to the cytosol?
If the concentration of solute molecules outside a cell is lower than the concentration in the cytosol, is the external solution hypotonic, hypertonic, or isotonic to the cytosol?...
##### Is it safe to use a 0.50% (m/v) MgCl_2 solution in an IV? If not, how do you calculate the concentration (m/v%) that would be safe?
Is it safe to use a 0.50% (m/v) MgCl_2 solution in an IV? If not, how do you calculate the concentration (m/v%) that would be safe?...
##### How many moles of ZnCl are in 100 mL of 0.300 M solution?
How many moles of ZnCl are in 100 mL of 0.300 M solution?...
##### For the water solvent, how does pK_w evolve at HIGHER temperatures...? At 298*K, K_w=10^-14...
For the water solvent, how does pK_w evolve at HIGHER temperatures...? At 298*K, K_w=10^-14......
##### Describe how would you prepare 1 L of a 1 M solution of sodium chloride. The gram formula weight of sodium chloride is 58.44 g/mol.
Describe how would you prepare 1 L of a 1 M solution of sodium chloride. The gram formula weight of sodium chloride is 58.44 g/mol....
##### What is the difference between ideal and nonideal binary solutions? What are examples?
What is the difference between ideal and nonideal binary solutions? What are examples?...