What is the concentration of sugar `(C_12H_22O_11)` in mol `L^-1` if its 20g are dissolved in enough water to make a final volume up to 2L?

The molal freezing point constant of water is 1.86 ^(@) C m^(-1) . If 342 g of cane sugar (C_(12)H_(22)O_(11)) is dissolved in 1000 g of water, the solution will freeze at

A solution containing 34.2 g of cane sugar (C_(12)H_(22)O_(11)) dissolved in 500 cm3 of water froze at - 0.374°C. Calculate the freezing point depression constant of water.

A person adds 1.71 gram of sugar (C_12H_22O_11) in order to sweeten his tea. The number of carbon atoms added are ( molar mass of sugar = 342)

A sugar syrup of weight 214.2 g contains 34.2 g of sugar (C_(12) H_(22) O_(11)) . Calculate a. the molal concentration. b. the mole fraction of the sugar in the syrup.

The time for half-life period of a certain reaction, A rarr products is 1 h when the initial concentration of the reactant 'A' is 2.0 "mol" L^(-1) . How much time does it take for its concentration to come from 0.50 to 0.25 "mol" L^(-1) , if it is zero order reaction ?

At 700 K , equilibrium constant for the reaction, H_2(g) + I_2(g) hArr 2HI(g) is 54.8 if 0.5 mol L^(-1) of HI(g) is present at equilibrium at 700K,what are the concentration of H_2(g) and I_2(g) assuming that we initially started with HI(g) and allowed it to reach equilibrium at 700K?

The molal boiling point constant for water is 0.513 ""^(@)C kg // mol . When 0.1 mole of sugar is dissolved in 200 g of water, the sugar is boils under a pressure of 1 atm at _____.

What is the concentration of dissolved oxygen at 25^@C at 1 bar if partial pressure of oxygen is 0.22 bar? The Henry's law constant for oxygen is 1.3 xx 10^(-3) mol dm 3 bar1.

Ethyl acetate is fomred by the reactoin between ethanol and acetic acid and the equilibrium is represented as: CH_3COOH(L) + C_2H_5OH(l) hArr CH_3COOC_2H_5(l) + H_2O(l) Write the concentration ratio (reaction quotient), Q_c ,for this reaction (note:water is not in excess and is not a solvent in this reactin).

5.0 g of sodium hydroxide ( Molar mass 40 g mol^(-1) ) is dissolved in little quantity of water and the solution is diluted up to 100 mL. What is the molarity of the resulting solutions ?