Answer:
C) Bromine
Explanation: Bromine needs just one electron to fill its outer shell.
your answer is Particles collide in gas so Substance X is a gas.
Answer:
c:the spin of the earth is the answer
Answer:
it is a pathways by which a chemical substance moves thru biotic and abiotic components of earth. example is the water cycle
Answer:
0.4
The efficiency is defined as the work done divided by the heat provided at Th. ε = W/Qh = 400 J/1000 J = 0.4 The Carnot efficiency is given in terms of the high and low temperatures.
Hope this helps, please let me know if it is wrong.