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What other solvents in addition to acetone could be used for extracting plant photosynthetic pigments?
A compound is heated to produce gas whose molecular mass is to be determined. The gas is collected by displacing water in a water filled flask inverted in a trough of water
A 75.0-mL volume of 0.200 NH3 is titrated with 0.500 M HNO3 . Calculate the pH after the addition of 19.0 mL of HNO3
A small cube of aluminum measures 15.6 mm on a side and weighs 10250 mg. what is the volume of this cube in cubic cm? how would I find this out.
If a second experiment is done with half as much H2O2 as the experiment in question 1, and the solution turns blue in 180 seconds, what is the order of the reaction with respect to H2O2?
obtain the positions of the wavefunctions nodes from the roots of the corresponding Hermite polynomial, and (d) from your answers to (b) and (c), sketch the wave functions, indicating nodes and boundary conditions behaviors at +/- infinite in the ..
a solution of 100 ml of .200 M KOH is mixed with a solution of 200 ml of .150 M NiSO4. what is the chemical equation, what precipitate forms, what is the limiting reagent, and how many grams of the precipitate form?
A reverse osmosis plant desalinates 5x10^6 L/day of feedwater containing 1500mg/L of salts yielding 3x10^6 L/day of product water with 75 mg/L of salt. What would the salt concentration be in the brine?
The specific heat capacity of silver is 0.240 J/(g x degrees C). Calculate the energy (in kJ) required to raise the temperature of 263 g Ag from 273K to 278 K.
Which one of the following derivatives of ethane has the highest boiling point?
you just need to find out Which Substance (given) will be to fall to the bottom of the beaker by combining them with H 2 O In A Beaker?
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
an unknown amount of CO2 occupies a volume of 9.04 L at 25°C and 1.17 atm pressure. How many moles of CO2 are there in this sample?
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