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A second-order reaction that destroys compound A via the reaction A to B is occurring in a batch reactor. It is 40% complete after 30 minutes. Determine the rate constant, and the time required to achieve 95% completion? Assume the initial concentration of compound A is 100 mg/L.
a sample of gas occupies 1.40 X 10 cubed mL at 25 degrees celcius and 760 mmHg. what volume will it occupy at the same temperature and 380 mmHg? which gas law is being used.
calculate the mass in grams of NaCl Present in each of the following solution A. 11.5 g Of 6.25 % NaCl Solution B. 6.25 g of 11.5 % NaCl solution
Na2SO4 is dissolved in water to make 450.mL of a 0.250 M solution. How many mles of Na2SO4 are needed
carbon aldoses are there in the L-series? Enter just the numerical value, expressed as a whole number.
After allowing circulatory equilibrium to be established, a 0.20-mL sample of blood is found to have an activity of 20. counts per second. Calculate the blood volume of the animal.
What is the net ionic equation for the following redox reation in basic solution? CrO4{2-} oxidizesHSnO3{-} and reduces to CRO2{-}
In the reaction P4 + 5 O2 → 2 P2O5, how many moles of O2 are consumed each time 0.5 moles of P2O5 form?
In which conversion is an oxidizing agent required? a. CH3CH2CH2CH3
The amount of energy needed to heat 2.00 g of carbon from 50.0°C to 80.0°C is 42.6 J. The specific heat capacity of this sample of carbon is ?
A sample of a dish from an archaeological dig gave 18 500 disintegrations per gram of carbon per day. A 1.00-g sample of carbon from a modern source gave 22 080 disintegrations per day.
If a 189-mg piece of gold (density = 19.32 g/cm3) is hammered into a sheet measuring 2.4 ft 1.0 ft, what is the average thickness of the sheet in meters?
Heat Capacity explained in this answer, Given the following heat capacity data for 2-propanol, determine the amount of heat required to heat 500 mL of 2-propanol from 0 C to it's boiling point.
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