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How large should n be in order to approximate the integral from 0 to 1 sin(X^2) dx accurate to with in .001 using the midpoint rule
Use the following reaction to find out how many grams of H2O you need to react with 5.67*10^-2 moles of Li2O Li2O + H2O ---------> 2LiOH
When the following reaction is balanced in basic solution using the lowest possible whole number coefficients, the coefficient of H2O will be: CN-(aq) + MnO4-(aq) --> CNO-(aq) + MnO2(s)
A gas expands and does P-V work on the surroundings equal to 337 J. At the same time, it absorbs 177 J of heat from the surroundings. Calculate the change in energy of the gas.
How many moles of methane (CH4) gas are in 745 mL at 25.5C and 730 torr?
Give the products (if any) expected from the treatment of each of the following compounds with ozone followed by aqueous hydrogen peroxide. Do not draw any byproducts.
From the ration of the mass of the black product to the initial 5g placed in the flask, could the remaining black compound be the anhydrous copper carbonate hydroxide molecule?
Calculate the overall (triangle)H degrees for the reaction shown given the bond dissassociation enrgies
the initial dose of a drug ina animal was 25.0mg/kg doy weight. After 2.0 hours this concentration had dropped to 15.0mg/kg body weight. if the drug is eliminated metabolically by the first order process
Which pair is written with the first member having the higher boiling point?
Inside a bomb calorimeter with a total heat capacity of 11.30 kJ/oC. 1.50 g sample of methane gas "CH4" was burned with excess oxygen. The temperature increased inside the calorimeter by 7.3oC.
how much energy heat is released when 0.9 moles of h2 reacts with 0.5 moles of cl2 to create hclg if the deltahrxn
If there's a mixture of O2 and N2, and the mol of N2 is 0.605 mol, and fraction (f) of O2 is 0.251; then, what is the mol of O2?
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