Answer:
2. hope it helps. please follow me I'm new here
Answer:
1. B.10 mol/l
2. D.
3.A.
Explanation:
Totoo po yan ganyan po yong sakin
Aluminum is more reactive than iron
but it forms Al-oxide, that form a thin layer on the surface of Al, and protect Al from reaction with water.
Answer: Very unreactive aluminum oxide forms a thin layer on aluminum.
Answer:
FIREWORKS : WHEN FIREWORKS EXPLODE THEY EXPEL SMOKE WHICH IS A FORM OF GAS AND THEY LIGHT UP WHICH IS ANOTHER CHEMICAL REACTION AND OF COURSE THE WHOLE FIREWORK GETS HOT ( Temperature rises )
Explanation:
you could see your reaction happens when original substance changes in color temperature formation produces light or gas in many other things
( besides it's original form! )
answer what changed from it's original form!
ex: baking a cake:
the cake change form ( rising ) due to heat ( rising temperature )
REACTION WAS:
- formation of precipitate ( solid to settle out of a solution )
- change I'm temperature to bake the cake
Extra:
you got this!
I hope I helped even just a little!
Mercury (Metal) is in liquid form at room temperature
Bromine (Non-Metal) is in liquid form at room temperature
Most of the elements are solid, 11 gases and 6 liquids
