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2 points
How many moles of carbon dioxide will be formed, when 0.85 grams of butane(C. H2) reacts with
oxygen
2 C. H. + 13 0, - & co, + 10 h,0
O 0.059 mol CO2
O
1 mol CO2
O
2 mol CO2
O 0.5 mol CO2

Newtons second law deals most cosely with

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.

According to the diagram, what sources contribute to the phosphorus found in soil? according to the diagram, phosphorus found in soil contributes phosphorus to what other sources?