Answer:
19.5
Explanation: using dalton law pt=p1+p2+p3...
the total pressure is 37.9 so to get pressure of gas b subtract pressure of gas a from total pressure.37.9-18.4 gas b equals 19.5
Answer:
the narrator means that before the universe was out forward to completion,
there were little things that came together to form other things
a typical example can be found in the big bang theory
Explanation:
divide the objects weight by the acceleration of gravity to find the mass
The potential energy of the reactants is 200J.
From the energy diagram, the energy of the product formed is 350J; this means that, this reaction is an endothermic reaction, because it absorbs energy from its environment.<span />
