K is in the first group can form ion K⁺,
N is in third group can form negative ion (8-5=3) N³⁻
Answer:
46.41%
Explanation:
Find the total r.m.m of AL(CLO3)3 put it equals to 100%.....The take 106.5,the total r.m.m of Cl and find the missing which is the percentage by cross multiplication
Answer:

Explanation:
Hello,
In this case, we employ the combined ideal gas law in order to understand the volume-gas-pressure behavior as shown below:

Hence, solving for the final pressure P2, we obtain (do not forget temperature must be absolute):

Best regards.