Answer
$T_{K}$ = 234 K
$t_{F}$ = $-38^{0}$F
Work Step by Step
Formula to convert Celsius to Kelvin:
$T_{K}$ = ($t_{C}$x$\frac{1 K}{1^{0}C}$) +273.15 K
We know $t_{C}$ = $-38.9^{0}$C, so :
$T_{K}$ = ($-38.9^{0}$Cx$\frac{1 K}{1^{0}C}$) +273.15 K
$T_{K}$ = 234.25 K
$T_{K}$ = 234 K
To convert to Fahrenheit, apply the formula to convert Celsius to Fahrenheit:
$t_{F}$ =($t_{C}$ x$\frac{9^{0}F}{5^{0}C}$) +$32^{0}$F
We know $t_{C}$ = $-38.9^{0}$C, so :
$t_{F}$ =($-38.9^{0}$C x$\frac{9^{0}F}{5^{0}C}$) +$32^{0}$F
$t_{F}$ = $-70.02^{0}$F+$32^{0}$F
$t_{F}$ = $-38.02^{0}$F
$t_{F}$ = $-38^{0}$F