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Question- What mass in grams of a molecular substance (molar mass= 50g/mol) must be added to 500g of water to produce a solution that boils at 101.56 C?
Please show me how work it out above problem
Subsequent to 57 min, 39.0% of a compound has decomposed. Explain what is the half-life of this reaction assuming first-order kinetics
This entire mixture is then diluted to 1 liter with water. What is the final concentration of phosphoric acid
In the first 12.0 s of the reaction, 1.8×10-2 mol of {rm{O}}_2 is produced in a reaction vessel with a volume of 0.260 L. What is the average rate of the reaction over this time interval?
The specific heat capacity of silver is 0.240 J/(g x degrees C). Calculate the energy (in kJ) required to raise the temperature of 263 g Ag from 273K to 278 K.
Problem- Why is it important to measure the exact amount of water used in filtration process before the titration
A balloon filled with helium gas has a volume of 741 mL at a pressure of 1 atm. The balloon is released and reaches an altitude of 6.5 km,where the pressure is 0.5 atm.
The original concentration of Glucose-6-phosphate is 0.25 M, but when the system reaches equilibrium, only 2.5% of the original glucose-6-phosphate remains. calculate the Keq.
Determine the mass of propylene glycol neded to substitute one gallon of ethylene glycol and also find out the volume of propylene glycol, required to get the same antifreeze protection as one gallon of ethylene glycol.
just find out what mass of the nahco3 reacts with the vitamin c when the tablet dissolves in h2o it fizzes because the
an unknown amount of CO2 occupies a volume of 9.04 L at 25°C and 1.17 atm pressure. How many moles of CO2 are there in this sample?
Problem- Electrolysis of a molten metal chloride (MCl3) using a current of 6.48 A for 1500 seconds deposits 1.51g of the metal at the electrode. a) What is this metal?
Determine at what temperature must a balloon be heated to have six Litres volume consider that the balloon was at the temperature of 25 degree Celsius and volume of two litres initially?
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