Question

:00 Time Left:0:31:43 Daniel Martin: Attempt 1 סטזווץ דן ניטatiuaiוון דווטLiנסט - -ove The Clausius-Clapeyron equation is used to estimate boiling pressures than, say, atmospheric (1 atm). al different True False Question 5 (Mandatory) (4 points) If 0.21 g NaBr (MW = 102.894 g/mol) has been placed in a beaker containing 5.75 mL of methanol (CH3OH), and its solubility in methanol is 1.63 M. the above-mentioned solution is dilute True False Submit Quiz 3 of 5 questions saved

Answer 1

mass of NaBr = 0.21g molar masx = 102.894 g/mol moles of Nabra 0. 21 mol 102.894 volume = 5.75ml = 5.75x10S L 0. 21 : molarity = 102.894 x 5.75 Xios X 0.35 M as ... molarity < 1.63M The solution is dilute. .: True.

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