1mol=6.022x10^23 atoms
3.75mol= 6.022x3.75x10^23 atoms
=2.2583x10^24 atoms
Answer:
NH₄Cl, Magnesium sulfate, KCN
Explanation:
Determine whether the given compound name or formula contains a polyatomic ion.
- NH₄Cl. YES. It contains the polyatomic ion ammonium NH₄⁺.
- Magnesium sulfate. YES. It contains the polyatomic ion sulfate SO₄²⁻.
- Sodium phosphide Na₃P. NO.
- Calcium hydroxide Ca(OH)₂. NO.
- KCN. YES. It contains the polyatomic ion cyanide CN⁻.
1.6456 x 10^3 (ten to the third power)
Answer:
50%
Explanation:
Hydrogen makes up about 50% in glucose in atoms, in mass, 6.7 wise
