Question
Download Solution PDF60 গ্রাম হিলিয়ামে কয়টি মোল থাকে?
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDF- হিলিয়ামের গ্রাম সংখ্যা (He) = 60 গ্রাম
- আণবিক ভর হল মোট প্রোটন এবং নিউট্রনের সমষ্টি।
- হিলিয়ামের আণবিক ভর = 2 × 2 = 4
- এখন ভরকে মৌল সংখ্যা দিয়ে গুণ করে আমরা পাই = 4 × 1 = 4
- এক মোল অণুর মোট ভরের সমান।
- আমরা জানি এক মোল 4 গ্রাম হিলিয়াম অণুর সমান।
- এখন 60 গ্রাম হিলিয়ামে কয়েকটি মোলের সংখ্যা হল (n) = 60/4
n = 15 মোল
- 60 গ্রামে মোলের সংখ্যা 15 মোল।
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