Ineed a quick
which statement is correct about gasoline when it is burned?
heat energy is created by the gasoline.
the total energy of the gasoline decreases.
chemical energy in the gasoline is destroyed.
chemical energy is transformed into heat energy.

The table describes how some substances were formed substance 19 description formed by boiling pure water formed by combining three hydrogen atoms to every nitrogen atom formed by adding 5 g of sugar to 1 l of water formed by compressing carbon under high pressure based on the given descriptions, which substance is most likely a mixture?

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table