C kg mol Calculate the boiling point of a solution A certain liquid X has a...
The normal boiling point of a certain liquid X is 145.40 °C, but when 69.1 g of glycine (C,H, NO,) are dissolved in 800. g of X the solution bolls at 147.7 °C instead. Use this information to calculate the molal boiling point elevation constant K, of X. Round your answer to 2 significant digits. * = 1 °C kg mol 6 X ?
The normal boiling point of a certain liquid X is 145.9 °C, but when 54.38 g of urea ((NH)CO are dissolved in 800 R of X, it is found that the solutio at 147.4 °C instead. Use this information to calculate the molal boiling point elevation constant KofX. Be sure your answer has the correct number of significant digits. I ac-mol kg x 5 ? Save For Later Sut Check
A certain liquid X has a normal boiling point of 110.30°C and a boiling point elevation constant =Kb0.71·°C·kgmol−1. A solution is prepared by dissolving some barium hydroxide (BaOH2) in 350.g of X. This solution boils at 110.7°C. Calculate the mass of BaOH2 that was dissolved.
= 4.47 °C-kg-mol. Calculate the freezing point of a A certain liquid X has a normal freezing point of 4.20 °C and a freezing point depression constant K solution made of 22.g of potassium bromide (KBr) dissolved in 550. g of X. Round you answer to 2 significant digits. 3°C X 5 ?
A certain substance X has a normal boiling point of 116.6 °C and a molal boiling point elevation constant K =2.07 C-kg-mol - Calculate the boiling point of a solution made of 24.8 g of urea *((NH2),Co) dissolved in 350. 5 of X Be sure your answer has the correct number of significant digits. 19 5 ? Save For Later Submit Assignment Check $ 5 6.
= ADVANCED MATERIAL = Using the Kf and Kb equations with electrolytes A certain liquid X has a normal boiling point of 138.40 °C and a boiling point elevation constant k = 1.52 °C kg-mol. Calculate the boiling point of a solution made of 62.g of potassium bromide (KBr) dissolved in 300 g of X. Round your answer to 5 significant digits. 1 °C
= 1.89 °C kg.mol. Calculate the boiling point of A certain substance X has a normal boiling point of 108.2 °C and a molal boiling point elevation constant K a solution made of 45. g of urea ((NH2), CO) dissolved in 700. g of X. Be sure your answer has the correct number of significant digits. 1°C x 6 ?
. Calculate the boiling point of A certain substance X has a normal boiling point of 141.7 °C and a molal boiling point elevation constant K = 1.21 °C kg.mol a solution made of 34.8 g of urea ssolved in 650. g of X. Be sure your answer has the correct number of significant digits. ic Dxno x 6 ?
O ADVANCED MATERIAL Using the Kf and Kb equations with electrolytes A certain liquid X has a normal boiling point of 116.90 C and a boiling point elevation constant 1.88 kg mol. A solution is prepared by dissolving some urea (CHI NO) in 500 g of X. This solution boils at 120.5 °C. Calculate the mass of CH N, that was dissolved. Round your answer to 2 significant digits.
A certain liquid X has a normal freezing point of 7.80 °C and a freezing point depression constant K,=3.03 °C kg mol. Calculate the freezing point of a solution made of 15.6g of urea (CH N,0) dissolved in 200. g of X. Be sure your answer is rounded to the correct number of significant digits. O°C