Drag the tiles to the correct boxes to complete the pairs. Identify the type of chemical reaction involved in each action.

combustion reaction
photosynthesis
respiration

Michael uses a car that burns
fossil fuels.

Alan grows tomatoes on
his farm.

Lisa eats eggs for breakfast.

What mass of natural gas (ch4) must you burn to emit 276 kj of heat?

Aroom with dimensions 7.00m×8.00m×2.50m is to be filled with pure oxygen at 22.0∘c and 1.00 atm. the molar mass of oxygen is 32.0 g/mol. how many moles noxygen of oxygen are required to fill the room? what is the mass moxygen of this oxygen?

Which theory was contradicted by experiments with the photoelectric effect? light spreads out after it passes through a small opening. as soon as light strikes metal, electrons will be ejected. visible light, regardless of color, will cause the ejection of electrons when striking metal. the kinetic energy of ejected electrons depends on the frequency of light that strikes the metal.