If a sample of pure silver (ag) contains 3.35 x 1022 atoms of silver, how many moles of silver are in the sample? a) 17.9 mol b) 2.82 mol c) 0.180 mol d) 0.0556 mol

Balance this equation co2(g) + h2o (g) show that the balanced equation obeys the law if conversation of mass

Darla claims that the first periodic table developed by mendeleev was not completely accurate, so it is not useful at all. harmony argues that it establish the periodic table we use today, making it more credible. who is correct and why? darla is correct, because a model that has any mistakes should be thrown out. darla is correct, because a good model would not need to change. harmony is correct, because mendeleev’s model had all of the information correct in the first version. harmony is correct, because mendeleev’s model made predictions that came true.

In which environment would primary succession occur? a forest with a few remaining trees after a recent wildfire an area of exposed rock after a glacier melts away beach that is exposed to the air at low tide an abandoned baseball field in a small town