Hydrogen peroxide is commonly used to clean cuts and wounds. Its chemical formula is H2O2. This compound has . two atoms of hydrogen three atoms of oxygen three atoms of hydrogen one atom of oxygen

Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.