![subject](/tpl/images/cats/himiya.png)
Chemistry, 12.11.2020 22:10 xaviercamara080
Does anyone have the aqa chemsitry paper 1 2019 markscheme , i just finished it today and wanted to see what question i got worng thanks
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Other questions on the subject: Chemistry
![image](/tpl/images/cats/himiya.png)
Chemistry, 22.06.2019 23:00, lufung8627
Consider the reaction: 2al(s) + fe2o3(s) → al2o3(s) + 2fe(s) the δhf for fe2o3(s) = -824.3 kj/mole. the δhf for al2o3(s) = -1675.7 kj/mole. finish the equation. δhrxn = [(1)( kj/mole) + (2)( kj/mole)] - [(1)( kj/mole) + (2) ( kj/mole)]
Answers: 1
![image](/tpl/images/cats/himiya.png)
Chemistry, 23.06.2019 10:20, kyliemorgan8623
El amoniaco y el fluor reaccionan para formar tetrafluoruro de dinitrogeno y fluoruro de hidrogeno. segun la reaccion: nh3 + f2 ⇒ n2f4 + hf si reaccionan 5 gramos de amoniaco y 20 gramos de fuor, ¿cuantos gramos de fluoruro de hidrogeno se producen?
Answers: 2
![image](/tpl/images/cats/himiya.png)
![image](/tpl/images/cats/himiya.png)
You know the right answer?
Does anyone have the aqa chemsitry paper 1 2019 markscheme , i just finished it today and wanted to...
Questions in other subjects:
![Konu](/tpl/images/cats/himiya.png)
Chemistry, 29.01.2020 08:41
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/istoriya.png)
History, 29.01.2020 08:41
![Konu](/tpl/images/cats/mat.png)
Mathematics, 29.01.2020 08:42
![Konu](/tpl/images/cats/biologiya.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 29.01.2020 08:42
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 29.01.2020 08:42