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While you are reading a thermometer, parallax errors will takes place if your eye isn't parallel with the alcohol (or mercury) level? If your eye were below the alcohol level, thus that you were looking up at it, would your reading be higher or lower than the correct reading?
Consider the reaction Fe + Sn^2+(1 x 10^-3 M) ? Fe^2+ (1.0 M) + Sn. Calculate the voltage theoretically generated by the cell.
Assuming levels of atmospheric CO2 are 390 ppm CO2, what is the pH of rainwater in equilibrium with the atmosphere for the pre-industrial atmospheric CO2 concentration of 280 ppm,v
an infinitely sharp zone of solute is placed at the center of acolumn at time t 0. after diffusion for time t1 the
At noon on a clear day, sunlight reaches the earth\'s surface at Madison, Wisconsin, with an average power of approximately 2.00 kJ·s-1·m-2. If the sunlight consists of photons with an average wavelength of 510.0 nm, how many photons strike a 5.40..
How much heat is produced in burning 9 mol of ethylene (C2H4) under standard conditions if reactants and products are brought to 298K and H2O (l) is formed
State all of the allylic radicals and their resonance structures that are formed during the propagation step for the below reaction.
A certain reaction releases 10.1 kJ at constant volume and at constant pressure releases 8.4 kJ. What is the (delta)U for the reaction?
the henrys law constant for helium gas in water at 30degc is 3.7 10-4 matm that for n2 at 30degc is 6.0 10-4 matm. if
The ksp for Al(OH)3 is 1.9*10^-33. what is the pH of a sauturated solution of Al(OH)3. ignore any hydrolysis
What are the likely ground-state electron configurations of the following anions? Se2-, N-3
What is the cell potential for the reaction Mg (s)+ Fe^2+(aq) rightarrow Mg^2+(aq)+ Fe (s) at 83\;^\circ C when [Fe ^2+] = 3.60 M and [Mg^2+] = 0.310 M.
A 325-mL sample of solution contains 25.3 g of CaCl2, which is fully dissolved. (a) Calculate the molar concentration of Cl- in this solution. (b) How many grams of Cl- are in 0.100 L of this solution?
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