a$.$ True

For $x=3\mathrm{.}000$ states that $x$ is somewhere between

a$.2\mathrm{.}95$ and $3\mathrm{.}05$

b$.2\mathrm{.}9995$ and $3\mathrm{.}0005$

c$.2\mathrm{.}000$ and $4\mathrm{.}000$

d$.2\mathrm{.}9500$ and $3\mathrm{.}0500$

$1$ lb$-$mole $H_{2}O$ has a mass of:

a$.18.l{b}_m$

b$.18$

c$.18$ molecules

d$.18g$

$($psi$)$ is standard units of fluid pressure and it is common in the U$.$S$.$ customary system: psi is equivalent to:

a$.I\frac{b_f}{f}{t}^2$

b$.Ib\frac{f_f}{m^2}$

c$.l\frac{b_f}{i}{n}^2$

d$.l\frac{b}{c}{m}^2$

A liquid has a specific gravity $=0\mathrm{.}5$ with water reference density $=1\mathrm{.}000\frac{g}{c}{m}^3,$ Calculate the specific volume?

a$.2\mathrm{.}0\frac{g}{c}{m}^3$

b$.0\mathrm{.}5c\frac{m^3}{g}$

c$.0\mathrm{.}5\frac{g}{c}{m}^3$

d$.2\mathrm{.}0c\frac{m^3}{g}$

Aqueous sulfuric acid solution flows through a pipe at a rate of $100$ litter $\frac{?}{\text{m}\text{i}\text{n}},$ How long $($time in minutes$)$ would it take to fill a $2m^3$ drum?

a$.2\mathrm{.}0$min

b$.0\mathrm{.}02$min

c$.200$min

d$.20$min

An aqueous solution containing $35\mathrm{.}0\%($weight $\%)$ NaOH has a density equal $1\mathrm{.}25\frac{g}{c}{m}^3,$ flows through a pipe at a rate of $82\frac{L}{m}in.$

Calculate the Molarity $(M)$ of NaOH in the solution? $($i$.$e concentration of NaOH$=$dots. $?....$ molar

a$.-10\mathrm{.}9$gmo$\frac{l}{L}$

b$.0\mathrm{.}01$kmo$\frac{l}{L}$

c$.0\mathrm{.}01$gmo$\frac{l}{m}l$

d$.0\mathrm{.}0109$gmo$\frac{l}{L}$