Paper 1 October/November 2022 CHEMISTRY (9701/11) IGCSE
Cambridge
AS & A Level
Chemistry (9701)
بهمن
2022
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
75 دقیقه
پیش نمایش صفحه اول فایل
Danial Naderi
ثبت شده در
9 بهمن 1401
A mixture of 10 cm$^3$ of methane and 10 cm$^3$ of ethane was sparked with an excess of oxygen. After cooling, the residual gas was passed through aqueous potassium hydroxide.
All gas volumes were measured at the same temperature and pressure.
Which volume of gas was absorbed by the alkali?
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