A sample of oxygen, at 25°C, occupies a volume of 5.56 × 102 milliliters (mL) at 1.60 atm pressure. What pressure must be applied to compress the gas to a volume of 1.90 × 102 mL, with no temperature change?

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.

An atom of which element reacts with an atom of hydrogen to form a bond with the greatest degree of polarity ?

Select all the correct answers. which compounds have the empirical formula ch20? (multiple answers)a. c2h4o2b. c3h603c. ch2o2d. c5h1005e. c6h1206