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A student is measuring the average initial rate over the first 10 seconds of the reaction. They collect the following data:

t = 0 s   [A] = 0.131 mol L-1

t = 10 s  [A] = 0.097 mol L-1

What is the initial rate for this reaction? (Do not include units in your answer).



At which of the following pH values the electrophoretic separation of leucine from a protein sample
would be the least effective?
A 1.4 B 7.4 C 2.4 D 0.4
What amino acids can form hydrogen bonds in globular proteins?
What is bond order of No

how many grams of hydrogen is needed to produce 10 grams of hydrogen peroxide


How many grams of carbon dioxide (

CO2) are formed from 0.547 g

0.547 g of octane?


. If the internal energy of a system increases 50 J and the quantity of work the system does is 80 J. Is the heat absorbed of given off? By how much?


A population N=5 consist of the following value 11,13,15,17, and 19 estimate the population mean using a random variable of size n=3


Draw the structure of the compound
1-Ethyl-1,3-diflouro-2,4-dipropylhexane
Draw the structure for the compound
2-Bromo-4,4,6-triethyloctane