Hydrogen peroxide (H2O2) decomposes into water (H2O) and oxygen gas (O2). Hydrogen peroxide is a liquid that is stored in dark-c
olored bottles in a cool location. Which of these is the MOST likely reason for storing hydrogen peroxide in
this way?
A. Hydrogen peroxide forms crystals when warmed.
B. Exposure to light allows bacteria to grow in hydrogen peroxide.
C. Exposure to light promotes the formation of hydrogen gas (H2) instead of oxygen gas.
D. Hydrogen peroxide breaks down quickly when exposed to light.
1 answer:
Answer:
D
Explanation:
the H2O2 under go reduction to remove O2 and then forms water
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Answer:
i believe its called A. periods
Answer:
B.
Explanation:
electrons can be lost by one particle, and gained by another particle
0.075 L * 1.0 M = 0.075 mol HCl
H2 is half of HCl by the coefficients divide 0.075 by 2 and get 0.0375 mol H2 gas
Covalent bonding!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
