The initial conductance of a solution of NaOH is express as

A$.L_o=\frac{{}_{N{a}^{+}}+{}_{O{H}^{-}}}{1000\text{k}\text{c}\text{a}\text{l}}$

B$.L_o=\frac{a{}_{N{a}^{+}}+a{}_{O{H}^{-}}}{1000\text{k}\text{c}\text{a}\text{l}}$

C$.L_o=\frac{a{}_{N{a}^{+}}+a{}_{A{c}^{-}}}{1000\text{k}\text{c}\text{a}\text{l}}$

D$.L_o=\frac{a{}_{N{a}^{+}}+a{}_{O{H}^{-}}}{100\text{k}\text{c}\text{a}\text{l}}$

In the hydrolysis reaction of ethyl acetate and sodium hydroxide with equal concentration, what ions are present in solution once the reaction is completed?

A$.N{a}^{+},O{H}^{-}$

B$.()-$

C$.()-$

D$.()-$

The $$ is located near the top of the two$-$phase envelope, at the inflection point. It represents a condition where the $3-$component mixture separates into two phases and the phases have identical compositions.

A$.$ critical point

B$.$ equiuibrium point

C$.$ plait point

D$.$ maximum critical point

Which of the following statement is true about the ternary diagram.

A$.$ Each apex of the triangle represents the composition of one of the components of a ternary liquid mixture at equilibrium.

B$.$ The tie line is sometimes a horizontal line.

C$.$ The phase diagram of a ternary liquid system separates into two phases: the points on the dome$-$shaped curve represent the equilibrium compositions of the three components at the two phases.

D$.$ In such a phase diagram the tie lines connect the concentration of the two phases even not at equilibrium with each other.

This describes the minimum energy that must be available for a chemical reaction to proceed.

A$.$ Energy Equivalent

B$.$ Activation Energy

C$.$ Potential Energy

D$.$ Kinetic Energy

Based on the data presented in Figure $1,$ the critical temperature of phenol$-$water mixture where phase separation can occur can be approximated at with phenol concentration of $q,$ A$.66C,43\%$

B$.68C,46\%$

C$.68C\mathrm{.}40\%$

$($n $700416\%$

The dependence of the reaction rate constant to temperature is best described by

A$.$ Arrhenius equation

B$.$ van't Hoff equation

C$.$ Antoine equation

D$.$ Daltons' equation

i just need to double check my answers asap