If a water molecule h2o has two hydrogen atoms and one oxygen atom how would you describe the make up of a carbon dioxide molecule co2

Compare and contrast physical changes with chemical changes.

What type of electromagnetic radiation has a shorter wavelength than blue light

The human activities in two locations are described below: location a: rampant use of plastic containers location b: excessive use of pesticides and fertilizers which statement is most likely true? location a will have poor air quality because plastic is biodegradable. location a will experience water scarcity because plastic absorbs moisture. the population of honeybees will increase in location b because production of crops will increase. the population of fish in location b will decrease because the water is contaminated.