Which of the following concentration factors is affected by a change in temperature?

$A$ solution of $H_2O_2$ used for hair bleaching contains approximately $5.0 \ g$ of $H_2O_2$ per $100 \ mL$ of solution. If the molar mass of $H_2O_2$ is $34 \ g/mol$,what is the molarity of this solution?

$x \ g$ of water is mixed in $69 \ g$ of ethanol. The mole fraction of ethanol in the resultant solution is $0.6$. What is the value of $x$ in grams?

How many grams of $KCl$ would have to be dissolved in $60 \ g$ of $H_2O$ to give a $20 \%$ by weight solution?

$A$ solution of chloroform in nitrogen is an example of:

Find out the molality of the solution formed by dissolving $29.22 \ g$ of $NaCl$ in $2.00 \ kg$ of water. (in $m$)