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At 25 degree celcius ,the second order reaction NOCL(g) - NO (g) + 1/2 CL2 (g) is 50 % complete after 5.82 hours when the initial concentration of Nitrosyl chloride is 4.46 ml/L.what time will it take for the reaction to be 75 % complete?
When you heat baking soda (NaHCO3), it breaks down into sodium carbonate powder (Na2CO3), carbon dioxide and water vapor. Write a correct thermo chemical equation and explain what it tells you about the reaction ( The enthalpy of this reaction is ..
Find the formula of a compound using stoichiometry and ideal gas equation and Deduce from these data the corresponding equation and write formulas for the oxide and sulfate of M .
Using a liquid sample of Na that has a molar heat of fusion of 2.06 kj/mol calculate the number of moles in a liquid sample of Na if sample releases 41.4 kj when it freezes?
Find the volume of oxygen - What volume of oxygen is needed to completely combust 2.07 L of methane gas
To calculate the number of molecules of a gas using ideal gas law and Avogadro's number - How many ozone molecules are present in 1.0 L of air under these conditions?
Chemistry of Proteins and Hemoglobin - What is the effect of the following changes on the O 2 affinity of hemoglobin?
By Solving this problem student understand about isotopic abundance and how to calculate atomic weight (average atomic mass) of an element -
What is the pH of the solution when the hydronium ion + concentration of 0.15 M CH3COOH is 6.3 × 10.
Separation of acetone from water by using MIBK - How much MIBK must be used if the final acetone concentration in the water-rich phase is 5 wt%?
A container (8.65-L ) holds two gases mixture at 31 °C. The partial pressures of gas X and gas Y, respectively, are 0.206 atm and 0.867 atm. If 0.200 mol a third gas is added with no change in temperature or volume determine the total pressure be..
Fundamentals of acids and bases - Water self ionizes to a small extent creating equal concentrations of hydronium and hydroxide ions. Find the molar concentration of these ions in water at 25 o C?
Multiple choice questions in Nuclear chemistry - As the temperature of a sample of a radioactive element decreases, the half-life will
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