Hydrogen peroxide can be used to disinfect and clean surfaces around the home. It breaks down over time into oxygen gas and water.
Consider the following reaction:
Some amount of hydrogen peroxide (H2O2) reacts to produce 1 molecule of oxygen (0)
and 2 molecules of water (H, O).
Use the number of atoms in the reaction to answer the question below.
Chemical element Number of atoms in the reaction
H
4
O
4
During this reaction, how many molecules of hydrogen peroxide (H202) react?

Astore manager timed janette to see how long it would take her to fold and put away a sweater, a shirt, a pair of pants, and a scarf. it took her 26.1 seconds for the shirt, 24.3 seconds for the sweater, 32.8 seconds for the pants, and 18.2 seconds for the scarf. what was the average time it took janette to fold and put away all four items? during a catered lunch, an average of 4 cups of tea are poured per minute. the lunch will last 2 hours. how many gallons of tea should the caterer bring if there are 16 cups in one gallon?