A asystem at equilibrium stops
Answer:
D. release of carbon dioxide on heating limestone
9,353 - 1,095 - 5,217 = mN
3,041 = mN
H:C:N= 1,095/1 : 5,217/12 : 3,041/14
H:C:N = 1,095 : 0,43475 : 0,2172
H:C:N = 5,037 : 1,99985 : 0,99912 ≈ 5 : 2 : 1
H₅C₂N (C₂H₅N)
Sodium(Na) and Chlorine(Cl)
Answer: b
Explanation: alpha decay or particle consist of two protons and two neutrons hence it is a helium nucleus.
