What is an idea for a new law or a change to an old law called?

a bill
a resolution
a measure
a letter

How many citizens of mexico does it take to equal the ecological footprint of the average citizen of the united states? it takes nearly three mexican citizens to equal the ecological footprint of the average u.s. citizen. it takes about 12 mexican citizens to equal the ecological footprint of the average u.s. citizen. it takes just over eight mexican citizens to equal the ecological footprint of the average u.s. citizen. two citizens of mexico equal the ecological footprint of one average citizen of the united states. they are essentially equal?

Nazis who forced jews to live in ghettos also forced them to

Tim oxide reacts with the hydrogen to produce tin and water. how many moles of sno2 are needed to produce 500.0 grains of sn