What happens to the atoms in food once animals eat them? they are destroyed
they are used to make the animal grow
they are released as waste

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

Answer asap : ( a. how does mucus prevent the entry of pathogens? b. describe two ways white blood cells protect us from pathogens.

Which aqueous solution of ki freezes at the lowest temperature? 1) 1 mol of ki in 500. g of water 2) 2 mol of ki in 500. g of water 3) 1 mol of ki in 1000. g of water 4) 2 mol of ki in 1000. g of water