The correct response is A. Only the Fe is unbalanced.
Gasoline is burned having the chemical reaction:
Gasoline + 02 --------------------> CO2 + H20
Since conversion of gasoline into carbondioxide(gas) and water(liquid) is the the chemical change.
Others are physical change.
So , according to above explanation.
E) gasoline is burned is the correct answer.
Answer:
8.96L of hydrogen gas
Explanation:
at STP, 1 mol of any gas is always 22.4 L
(dimensional analysis) = 8.96L
Answer:
Noble gases
Explanation:
Noble gases are nonreactive, nonmetallic elements in group 18 of the periodic table. As you can see in the periodic table in the figure below, noble gases include helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn).18 Jun 2021
Silicon (Si). This is too reactive to be found in nature and is the most reactive in the list, followed by Chlorine (Cl), then Argon (Ar) then Helium (He)