Розмір відео: 1280 X 720853 X 480640 X 360
Показувати елементи керування програвачем
Автоматичне відтворення
Автоповтор
What a wonderful explanation...I wish you were my chemistry teacher..thank you so much sir
why did you make it positive in step 3 of the calculations?
The sign is switched because energy is ABSORBED by solution (resulting in temperature to increase), and RELEASED by the neutralisation reaction.
What a wonderful explanation...I wish you were my chemistry teacher..thank you so much sir
why did you make it positive in step 3 of the calculations?
The sign is switched because energy is ABSORBED by solution (resulting in temperature to increase), and RELEASED by the neutralisation reaction.