Given the following enthalpy changes, Iz(g) + 3Cl2(g) → 21013(s); AH = -214 k mol-1
Iz(s) - 13(g); AH = +38 kJ mol-1
What is the standard enthalpy change of
formation of iodine trichloride, IC13(s)?

A. +176 kJ mol-1
B.-214 kJ mol-1
C.-176 kJ mol-1
D.-88 kJ mol-1​

the correct answer is a

what is the general relationship between a galaxy's distance from earth and its speed?

the answer is:

the farther away a galaxy is from us, the faster it is moving away from us.

what is the average time it took the car to travel 0.25 meters?

⇒ 2.23 seconds

what is the average time it took the car to travel 0.50 meters?

⇒ 3.13 seconds