You have 1 liter of a 10 M caffeine solution in beaker A. You take 500 ml of that 10 M solution and put it into beaker B. You also add 500 ml of water to beaker B. What caffeine concentrations do you now have in beaker A and in beaker B?

acid rain does not usually kill trees directly. instead, it is more likely to weaken the trees by damaging their leaves, limiting the nutrients available to them, or poisoning them with toxic substances slowly released from the soil. the main atmospheric pollutants that affect trees are nitrates and sulphates.

it would be b. 6co2 + 6h2o --> c6h12o6 + 6o2

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the atomic number of carbon is six, which means that a carbon atom has six protons. carbon has three naturally occurring isotopes: carbon-12, carbon-13, and carbon-14. which of these statements are true about carbon and its isotopes? select all that appl