0653/11 Science Combined Oct Nov 2014 Online Test | Cambridge IGCSE MCQ
CIE
IGCSE
Science Combined (0653)
بهمن
2014
مشاهده نمونه سوال
شامل مباحث:
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
45 دقیقه

پیش نمایش صفحه اول فایل
In an experiment, a mixture of 0.5g of copper and 3g of zinc is added to an excess of dilute
sulfuric acid.
The copper acts as a catalyst.
After all the zinc has dissolved, the resulting mixture is filtered.
What is solid X and what is its mass?