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Problem- What is the wavelength, in nm, of the line in the hydrogen spectrum when one n value is 3 and the other n value is 6? Enter your answer to the nearest nanometer.
Please explicate as simply and as clearly as you can thank in advance for assistance.
The first-order rate constant for the reaction of methyl chloride (CH3Cl) with water to produce methanol (CH3OH) and hydrochloric acid (HCl) is 3.32 10-10s-1 at 25°C.
The vapor pressure of chlorine dioxide (ClO2) is 155 Torr at -22.75 ? C and 485 Torr at 0?C. What is the normal boiling point of chlorine dioxide?
Determine how many grams of each of the following solutes would be needed to make 3.00 x 10^2of a 0.100 M solution.
what volume of pure oxygen gas o2 measured at 546 k and 1.00 atm is formed by complete dissociation of 0.7 mol of
a student weighs an aspirin tablet and finds that it weighs 385 mg. she crushes it dissolves it and titrates it with
How many milliliters of a stock solution of 10.8 M HNO3 would you have to use to prepare 0.500 L of 0.410 HNO3? Unit of the answer should be in mL.
calculate the percent of a strontium sample left after 100 years. the half-life of strontium-90 is 28.1
Two unknowns, X and Y, both having the molecular formula C4H8O, give the following results with four chemical tests. Propose a structure for Y consistent with this information. Bromine Na metal Chromic acid Lucas reagent Cpd X decolorizes bubbles ..
State a Lewis structure that obeys the octet rule for each of the following ions. Allocate formal charges to each atom ClO3-, ClO4-, NO3-, and NH4+
consider a simple cylinder and piston used to perform experiments on gases. the trapped volume under the piston
A sample of gas occupies 2.78 x 103 mL at 25oC and 760 mm Hg. What volume will the gas sample occupy at the same temperature and 475 mm Hg?
Draw 4 confirmations of 1,2 dibromoethane as newman projections in order of increasing energy
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