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Question- If you dissolve 1.5 moles NaCl into 2.00 kg of a 0.75 moles/kg solution of NaCl, the molality of Na+ is 1.125 moles/kg. T/F
I know that the answer is False however what is the correct answer and how do you do it?
Write the structures of the saytzeff elimination
A gaseous mixture containing 0.220 mol fraction of carbon tetrachloride (CCl4) and 0.780 mol fraction of dry air is initially at 60.0°C and 1127 mmHg.
Compute the Gibbs free-energy change of the above reaction as it takes place in mitochondria at pH 7 and 25°C. Explain the concentration of reactants and products are [NADH]=2 mM, [NAD+]=1 mM, and PO2= 0.05 atm.
a) Gaseous Cl2 in the stratosphere to form gaseous Cl atoms. b) Gaseous CO reacts with gaseous H2 to form liquid methanol, CH3OH. c) Calcium phosphate precipitates upon mixing Ca(NO3)2(aq) and (NH4)3PO4(aq).
The methane (CH4) gas in a 10.00L container at 305oC and 101 kPa pressure was burned in excess oxygen. What is the mass of carbon dioxide added to the atmosphere from this combustion
Calculate the activation energy of a reaction if the rate constant is 0.75 s 1at25 Celsius and 11.5 s 1at 75 celsius. (the universal gas constant is 8.314J/mol K)
which is the lowest at 25 C a) deltaG f for H2O(s) b) deltaG f for H2O(l) c) deltaG f for H2O(g) d) 1/2 deltaG f for O2(g) plus deltaG f for H2O(g)
Solid ammonium nitrate (NH4NO3) and solid calcium chloride were placed in water and the mixture was stirred. What is the precipitate?
Calculate the mass of HONH2 required to dissolve in enough water to make 250.0 ml of solution having a pHof 10.00 (Kb=1.1*10 (-8).
Compute the theoretical yelled percentage of a reaction between sodium and water if 25.0 g of sodium react with excess water and is 15.5 L of gaseous hydrogen are collected at as well as TP conditions
Using formal charges, draw the resonance form from among all the Lewis structures that is most important in describing BeCl2.
the concentration of a sodium hydroxide solution is determined by titrating it against a sample of potassium hydrogen
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