The freezing point of water,
H2O, is 0.000 °C at 1
atmosphere. Kf(water) = -1.86
°C/m
In a laboratory experiment, students synthesized a new compound and
found that when 12.85 grams of the compound were
dissolved in 200.2 grams of
water, the solution began to freeze at
-1.986 °C. The compound was also found to be
nonvolatile and a non-electrolyte.
What is the molecular weight they determined for this compound
?
_______________ g/mol
The freezing point of water, H2O, is 0.000 °C at 1 atmosphere. Kf(water) = -1.86 °C/m...
The freezing point of water, H2O, is 0.000 °C at 1 atmosphere. Kf(water) = -1.86 °C/m In a laboratory experiment, students synthesized a new compound and found that when 10.77 grams of the compound were dissolved in 268.4 grams of water, the solution began to freeze at -1.202 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound ?
The freezing point of water, H2O, is 0.000 °C at 1 atmosphere. Kf(water) = 1.86 °C/m In a laboratory experiment, students synthesized a new compound and found that when 14.38 grams of the compound were dissolved in 227.9 grams of water, the solution began to freeze at -0.343 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound?
The freezing point of water, H2O, is 0.000 °C at 1 atmosphere. Kf(water) = 1.86 °C/m In a laboratory experiment, students synthesized a new compound and found that when 11.53 grams of the compound were dissolved in 218.3 grams of water, the solution began to freeze at -0.287 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? ??? g/mol
The freezing point of water, H,O, is 0.000 °C at 1 atmosphere. K/(water) = -1.86 °C/m In a laboratory experiment, students synthesized a new compound and found that when 12.02 grams of the compound were dissolved in 214.4 grams of water, the solution began to freeze at -0.579 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? g/mol
can y’all help me please? The freezing point of water, H2O, is 0.000 °C at 1 atmosphere. K(water)--1.86 °C/m In a laboratory experiment, students synthesized a new compound and found that when 12.51 grams of the compound were dissolved in 213.6 grams of water, the solution began to freeze at -1.813 °C. The compound was also found to be nonvolatile and a non-electrolyte What is the molecular weight they deterfnined for this compound ? g/mol The boiling point of chloroform,...
please answer the following question The freezing point of water, H20, is 0.000 °C at 1 atmosphere. Kf(water) = 1.86 °C/m In a laboratory experiment, students synthesized a new compound and found that when 10.60 grams of the compound were dissolved in 228.3 grams of water, the solution began to freeze at -1.391 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? g/mol
The freezing point of benzene, C6H6, is 5.500 °C at 1 atmosphere. Kf(benzene) = 5.12 °C/m In a laboratory experiment, students synthesized a new compound and found that when 12.69 grams of the compound were dissolved in 242.9 grams of benzene, the solution began to freeze at 4.745 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? __?__ g/mol
The freezing point of ethanol, CH3CH2OH, is -117.300 °C at 1 atmosphere. Kf(ethanol) = 1.99 °C/m In a laboratory experiment, students synthesized a new compound and found that when 12.98 grams of the compound were dissolved in 255.2 grams of ethanol, the solution began to freeze at -117.651 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? ------- g/mol
The freezing point of benzene, C6H6, is 5.500 °C at 1 atmosphere. Kf(benzene) = 5.12 °C/m In a laboratory experiment, students synthesized a new compound and found that when 11.70 grams of the compound were dissolved in 269.8 grams of benzene, the solution began to freeze at 4.730 °C. The compound was also found to be nonvolatile and a non-electrolyte. What is the molecular weight they determined for this compound? ___?___ g/mol
1) When 18.0 mL of a 5.23×10-4 M sodium carbonate solution is combined with 15.0 mL of a 4.47×10-4 M cobalt(II) sulfate solution does a precipitate form? (yes or no) For these conditions the Reaction Quotient, Q, is equal to 2) The freezing point of water, H2O, is 0.000 °C at 1 atmosphere. Kf(water) = 1.86 °C/m In a laboratory experiment, students synthesized a new compound and found that when 11.98 grams of the compound were dissolved in 296.5 grams...