Answer:
It might cave in on itself or collapse because of the change in pressure.
Answer:
2.08 moles (3 s.f.)
Explanation:
number of moles
= number of atoms ÷ Avogadro's constant
Avogadro's constant= 6.022 ×10²³
Thus, number of moles
= 1.25×10²⁴ ÷ (6.022 ×10²³)
= 2.08 moles (3 s.f.)
Answer:
mass of hydrogen in lake = 11.19% of 12
= 1.3428
check if question is correct or not
Explanation:
Hypochlorous acid is a weak acid. The 
value for the dissociation of HOCl is 
Answer:
2
Explanation:
The change of state occurs at a constant temperture and pressure. In the grahp we can see while the time passes, the temperature doesn't change.
The rect number 4 correspond to a liquid-gas phase
