What is the osmotic pressure in atm of a 0,50 M urea solution at 25.0°C?
Assume R = 0.0821 Latm/molk
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Compare the valence electron configuration of the nobles gas elements seen here. what statement is correct?

The table compares the number of electrons in two unknown neutral atoms. comparison of electrons atom number of electrons a 10 d 11 use this information to determine the number of valence electrons in the atoms. which of the following correctly compares the stability of the two atoms? both are unreactive. both are highly reactive. a is unreactive and d is reactive. a is reactive and d is unreactive.

What is the correct name for the compound cocl3? a) cobalt(i) chloride b) cobalt(i) chlorate c) cobalt(ii) chlorate d) cobalt(iii) chloride