An apple pudding is prepared by combining apples, sugar, butter, and lemon juice. to which category does it belong?
o a.
compound
ob. mixture
o c. element
od. molecule
o e.
atom

Initially, the balloon had 3.0 liters of gas at a pressure of 400 kpa and was at a temperature of 294 k. if the balloon is cooled to 277 k and its volume decreased to 1 l, what will the new pressure in the balloon be?

Tin has ten stable isotopes. the heaviest, 124sn, makes up 5.80% of naturally occuring tin atoms. how many atoms of 124sn are present in 82.0 g of naturally occurring tin? what is the total mass of the 124sn atoms in this sample?

What is i fracture in the crust called when land move up, down or sideways