9701/11 Chemistry May Jun 2023 Online Test | Cambridge AS and A Level MCQ
CIE
AS & A Level
Chemistry (9701)
شهریور
2023
مشاهده نمونه سوال
شامل مباحث:
AS Level
تعداد سوالات: 40
سطح دشواری:
متوسط
شروع:
آزاد
پایان:
آزاد
مدت پاسخگویی:
75 دقیقه

پیش نمایش صفحه اول فایل
The diagram shows the relative abundance of different isotopes of lead in a sample of lead ore. The abundance of 208 is half that of 206. The abundances of 208 and 209 are equal.
What is the relative atomic mass of the lead in the sample?