0620/12 Chemistry May Jun 2013 Online Test | Cambridge IGCSE MCQ
CIE
IGCSE
Chemistry (0620)
شهریور
2013
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 using dilute acid and a metal, the speed at which hydrogen is released is measured (curve X on graph).
The experiment is repeated but with one of the conditions changed (curve Y on graph).
Which changes in condition could result in curve Y?