Answer:
The standard enthalpy of formation is the energy that would be involved if one mole of the substance were to be formed from its elements that were at standard conditions of temperature and pressure which are 25 degrees C and one atm pressure.
Step-by-step explanation:
Answer:
It would be 0
Step-by-step explanation:
234+(-234) = 0
unless you meant the absolute value of -234
then it would be 468
Answer:
17 in,3 in, and 19in
so the third answer
Step-by-step explanation:
Answer:
The height of the given rectangular prism is 5cm.
Step-by-step explanation:
Given that the volume of the rectangular prism is 
And length is
and width is 
That is V=5cm^3[/tex] ,
and 
We have the volume of the rectangular prism V=lwh cubic centimeter

Substituting the values in above formula




Rewritting as below

Therefore the height is 5cm
Answer:
64.23%
Step-by-step explanation:
Percent error
(699-250)/699 x 100 = 64.23