What volume of $0\mathrm{.}382MHCl$ is necessary to exactly react with $1\mathrm{.}85g$ of $Mg(OH{)}_2?$

$2HCl+Mg(OH{)}_{2}CaC{l}_2+2H_{2}O$

$($a$)1\mathrm{.}66{10}^{2}mL$

d$)1\mathrm{.}0{10}^{3}mL$

b$)5\mathrm{.}0{10}^{2}mL$

e$)8\mathrm{.}32{10}^{1}mL$

c$)3\mathrm{.}33{10}^{2}mL$

The electron configuration for the copper atom $(Cu)$ is:

a$)[Ar]4s^{2}3d^9$

Xb$)[Ar]4s^{0}3d^{10}$

d$)[Ar]4s^{1}3d^5$

e$)[Ar]4s^{1}3d^{10}$

c$)[Ar]4s^{1}4d^9$

$[A{r}^2]4_5^{\text{'}}{42}^4$

Arrange the following atoms $Br,$I, and $Cl$ in order of increasing electron affinity.

a

Calculate the energy $(\frac{J}{p}$hoton$)of$ a photon $of$ wavelength $5204nm.$

$a$

$c$

$e$

$dCl$

$b$