https://openstax.org/books/chemistry-2e/pages/3-2-determining-empirical-and-molecular-formulas
Check this
Answer:Active immunity involves both cell mediated and humoral immunity. Passive immunity is due to the presence of ready-made antibodies. Active immunity is durable. Active immunity offers effective protection against microbes
Explanation:
Answer:
The answer is "
"
Explanation:
Given equation:

Given value:





calculating the total pressure on equilibrium= 


calculating the pressure in
:


calculating the pressure in
:

calculating the pressure in
:

Calculating the Kp at 1100 K:

Answer:
A is a physical change, no atoms are being lost its still in it original form
B is a chemical change, it is losing atoms and changing into a new substance
Explanation:
Answer: I’m pretty sure it’s 60
Explanation: