Dobrý den, chtěla bych poprosit o pomoc s výpočtem u příkladů b. Vychází mi to kolem 130kJ a mělo by to vyjít 115 kJ.
Vypočtěte teplo potřebné na ohřátí 5 mol ethylenu z teploty 400 K na teplotu 800 K. Ohřívání probíhá:
b) v autoklávu o objemu 1 dm3. Při výpočtu použijte tepelnou kapacitu:
Cpm/( J mol−1 K−1) = 16+0,1 T−27 . 10−6T2.
Předpokládejte platnost stavové rovnice ideálního plynu.
Are you looking for chemie tutoring? Find the right chemie tutor for online or in-person tutoring near you.
We access the information stored on your device for this website to function properly. This includes, for example, cookies or local browser cache. We use this to store the data necessary for the functioning of the website, data used for analytical purposes, or data stored by third parties.
If this information is essential for the operation of this website, we store it automatically. For everything else, we need your consent, which you can choose to give below. Your consent is valid for 12 months. Should you refuse, we will ask you for consent again in 6 months, but you are free to change your mind at any time. For more information, please see our GDPR and Terms of Use.