Question

2.5 moles of oxygen atoms are present in ___________ g of CO
1) 70
2)60
3)65
4)75

(Pllzz help me quick and NO Random answers)

Answer 1

Answer:

60 is the right answer

Explanation:

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3. Today is the day to show the love we have toward our nation. Happy Republic Day 2021 to all my family, friends and people in the association.

Answer 2

Answer:

Avogadro's number tells you how many particles there are in a mole. There are 6.022×1023 O atoms in a mole of O atoms. There are 6.022×1023 O2 molecules in a mole of O2. Since you have 2 oxygen atoms in one O2 molecule, there are 2×6.022×1023 O atoms in a mole of O2