engineering recuitment BARC Stipendiary Trainee Category II 2023 Mock Test General Science Chemistry Basic Concepts of Chemistry

CO2 এর 1 মোলে কী থাকে?

1
6 × 1023 O পরমাণু
2
18 × 1023 CO2 অণু
3
3 g of CO2 পরমাণু
4
6 × 1023 C পরমাণু
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