Answer:
c
Explanation:
Nh4OH + HCL ---> NH4Cl + H3O
so ph decreases as H3O increases
and OH also decreases
1s^2 2s^2 2p^6 for the Mg2+ ion.
By the lloks ofit you cant see it send a better picture
Answer:
falso
Explanation:
tiempo no determinado El circulation de elctrones
Using ideal gas equation, PV = nRT, and since there is no volume change and amount change, the equation is now P = kT, where k =nR/V. Temperature must be in kelvin
From the given, k = (0.82)/ (21 + 273) = 2.78 x 10^-3
Substituting T = -3.5+273, P = 0.75 atm