Aluminium is a good conductor of heat
physical properties is what you can see about the element or object all other options are chemical properties
The atomic number is the numbers of protons
Catalytic Converter is the correct answer. Toxic gases are produced in the combustion reaction of an engine, and when this gas adheres to the converter, it’s chemically transmuted into something that’s harmless.
The products have the same mass as the reactants
In the winter bears hibernate because food is scarce during the winter, and it is also very cold. During hibernation a bears body temperature drops, and they do not go to the bathroom. This helps them preserve energy as they sleep throughout the winter. Which is what keeps them alive. Hope I could help!!:-)))
