Answer:
Below
Explanation:
Move or cause to move continuously or freely through the blood.
Carbon dioxide it should be water oxygen
Answer:
The perimeter of a Rectangle P= 2(l + b)
Area of a Rectangle A = l × b
Answer:
Five
Explanation:
All group 15 elements have five valence electrons, but they vary in their reactivity.
Answer:
0.72 mole of oxygen would produce 320.4 kJ of heat.
Explanation:
CH₄ (g) + 2O₂ (g) → CO₂ (g) + 2H₂O (ℓ) + 890kJ
According to the equation,
2 moles of O₂ produces 890 kJ of heat
So, 0.72 moles of O₂ will produce:
Therefore, 0.72 moles of oxygen would produce 320.4 kJ of heat.