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If a 55 laboratory mouse is exposed to 21.5 rad of radiation, how much energy was absorbed by the mouse's body?
Express your answer using two significant figures. Express your answer in units (J)
1.664 g of a solid white acid are dissolved in water and completely neutralized by the addition of 45.37 mL of 0.580 M NaOH. Calculate the molar mass of the acid, assuming it to be a monoprotic acid.
what will be the equilibrium concentration of CO.
Make an energy level diagram, showing ALL suborbitals, large enough to accomodate the 1st 36 elements
The first step in the industrial recovery of zinc from zinc sulfide ore is roasting, that is, the conversion of ZnS toZnO by heating: calculate the heat of reaction
Balance the following equation in acidic solution using the lowest possible integers and give the coefficient of water.
Calculate the maximum yield of substance X that could be obtained if 10g of X were recrystallized from 50 mL of the solvent at the above conditions.
The U.S. Environmental Protection Agency set a maximum contaminant level (MCL) for tetrachloroethylene (TCE, C2Cl4) in drinking water of 0.005 ppm (by mass).
The reaction takes place in a bomb calorimeter where 4.50g of glucose are burned. What is the heat capacity of the bomb if the temp. of the water in the bomb increases from 22.75 degrees Celsius to 25.32 degrees Celsius?
when solid copper is added to nitric acid, copper nitrate, nitrogen dioxide, and water are produced. write the balanced chemical equation for the reaction list sis mole ratios for the reaction.
Calcium in a mineral was analyzed five times by each of two methods. Are the mean values significantly different at the 95% confidence level? Method1: 0.0271 0.0282 0.0279 0.0271 0.0275 Method2: 0.0271 0.0268 0.0263 0.0274 0.0269 Chemistry
The molar extinction coefficient of benzene equals 100 M-1cm-1 at 260 nm. Assume this number is independent of solvent. (a) What concentration would give an absorbance of 1.0 in a 1 cm cell at 260 nm?
85.0 of is initially at room temperature (22). A chilled steel rod at 2 is placed in the water. If the final temperature of the system is 21.2, what is the mass of the steel bar?
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