Nitroglycerin (c3h5n3o9) can decompose and is represented by the following reaction: c3h5n3o9 = 6n2 + co2 + h2o +o2

1. how much nitrogen in grams) forms when 500g of nitroglycerin decomposes?
2. how much nitroglycerin (in grams) decomposes if 325 g co2 forms?
3. how much molecules of water forms when 200g of nitroglycerin decomposes?
4. how much carbon dioxide forms (in grams ) when 1000g of nitroglycerin decomposes?