A certain liquid X has a normal freezing point of -3.10 °C and a freezing point depression constant K=3 1 3.72 °C·kg-mol Calculate the freezing point of a solution made of 29.3g of alanine (C,H,NO,) dissolved in 350. g of X. Round your answer to 3 significant digits. dlo

GMAIL CANVAS PHY&CHEM HW Mass= The freezing point of water is 0.00 °C at 1 atmosphere. How many grams of barium chloride (208.2 g/mol), must be dissolved in 256.0 grams of water to reduce the freezing point by 0.450 °C? Refer to the table for the necessary boiling or freezing point constant. Solvent Formula Kb (°C/m) K(°C/m) Water H₂O 0.512 Ethanol CH3 CH₂OH 1.22 Chloroform CHC13 3.67 Benzene C6H6 2.53 Diethyl ether CH3 CH2 OCH2 CH3 2.02 Submit Answer locator assignment- Fall 2023 Tutoring S.. g [Review Topics] [References] Use the References to access important values if needed for this question. Retry Entire Group 1.86 1.99 5.12 9 more group attempts remaining Previous Next

A certain substance X has a normal freezing point of - 5.2 °C and a molal freezing point depression constant K, = 1.97 °C- kg mol. Calculate the freezing point of a solution made of 38.70 g of urea ((NH,),Co) dissolved in dlo 900. g of X. Round your answer to 2 significant digits. Ar х10 ?

A certain liquid X has a normal boiling point of 91.50 °C and a boiling point elevation constant K = 1.45 °C-kg-mol point of a solution made of 29.g of barium hydroxide (Ba(OH)₂) dissolved in 700. g of X. Round your answer to 3 significant digits. °C x10 X . Calculate the boiling