Value of the rate constant
For the reaction, A = B + C, the rate law is k[A]. If it takes 80.0 seconds for 70.0% of a 10.0 gram sample of A to be transformed into products, what is the value of the rate constant?
Explain and show the steps for how you got the answer
Now Priced at $5 (50% Discount)
A sample of nitrogen in a 4.5L container at a temperature of 27 degrees C exerts a pressure of 4.1 atm. Calculate the number of moles of gas in the sample.
A solution containing sodium fluoride is mixed with one containing calcium nitrate to form a solution that is 0.015M in NaF and 0.010M in Ca(NO3)2. Will a precipitate form in the mixed solution? If so, identify the precipitate.
Explain what is meant by the terms hydrostatic pressure and hydrodynamic pressure? Which of these terms can be used when discussing cardiac output?
If 1 amu = 1.661 x 10-24 g, what is the weighted average atomic mass of a boron atom in grams
What is the boiling point of radiator fluid that is 50% antifreeze by mass? Ethylene glycol, the primary ingredient in antifreeze, has the chemical formula.
There are many types of covalent bonds with varying polarities, and there are also multiple covalent bonds (double, triple) Which ones are stronger than ionic bonds, and which ones are weaker?
A KCl solution is prepared by dissolving 25.0 g KCl in 250.0 g of water at 25°C. What is the vapor pressure of the solution if the vapor pressure of water at 25°C is 23.76 mm Hg?
What final temperature, in degrees celcius, is needed to change the volume of the gas to each of the following, if n and P do not change?
How are homogeneous mixtures in solution the same as homogeneous mixtures in suspension. How are homogeneous mixtures in solution the different from homogeneous mixtures in suspension.
What is the formula for the compound formed between iodine with a valency of (VII) and fluorine
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!