Carbon dioxide, or CO2, is a (n)

A.) atom.

B.) mixture.

C.) element.

D.) compound.

Which of the following has kinetic energy? a can of paint sitting at the top of a ladder a dog running down the street a bird perched on a wire a person taking a nap

It is widely known that fossil fuels pollute the environment and cause harmful effects. Why then are fossil fuels still being widely used? 1. not enough of society knows the harmful nature of fossil fuels 2.

Which energy transition may take place in the atom if its electron has absorbed a photon?

What is Neons group and periodic number?

Which type of energy is associated with random motion of atoms and molecules in a sample of air? 1. chemical energy 2. electrical energy 3. nuclear energy 4. thermal energy

Constance is making a vegetable soup that contains carrots, beans, water, salt, pepper, bits of ham, and onions. the soup has to cook for 4 hours. while the soup is cooking, what will happen to some of the minerals that are in its ingredients?

Which of the following form solid solutions? Select all that apply. naturally occurring minerals gases present in air HCl and water sugar and water metal alloys

Alan's go-kart travels 1750 feet per minute, and Barry's go-kart travels 21 miles perhour. Who's go-kart travels faster?

What needs to happen for a solute to dissolve in a particular solvent? A) the attractions between the solute and solvent molecules must be greater than the attractions keeping the solute together and the attractions keeping the solvent together.

Which is a conversion factor for this statement of equality: 12 in. = 1 foot? 12 feet1 in. 12 feet 1 in. 1 in. 12 feet 1 in. 12 feet 1 foot12 in. 1 foot 12 in. 1 foot1 in. 1 foot 1 in.