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The sales of 'Gourmet Popcorn' seems to be losing market share and a number of seemingly unknown brands are creating serious competition. Please, conduct the following research:1. Determine the percent by mass water content of our brand and compare it to the competiotyors brand.2. Detremine the kernal density of each brand and relate it to water content.3. Correlate the kernal size with density and watre content.
At a particular temperature, Kp = 0.25 atm for the reaction N2O4(g) 2NO2(g) a. A flask containing only N2O4 at an initial pressure of 4.5 atm
A chemist wants to make 5.5L of a 0.280M CaCl2 solution.What mass of CaCl2 (in g ) should the chemist use
determine whether a precipitate will form from the following reactants and if one does form write the total and net
What mass of carbon dioxide is produced from the complete combustion of 6.20×10?3 of methane
gave straight line relationship. It took 52.3 seconds for concentration of A to decrease from 0.667 M to 0.117 M. What is the half life of the reaciton when [A]o = 0.667 M?
A 1.25g sample of copper ore was dissolved in acid and diluted to 250.0 mL. A 20.00 mL portion was diluted to 50.00 mL. The copper concentration of this solution was 4.62 ppm. What is the weight percentage of copper in the ore
Semi-Empirical Expression for a Dilute Real Solution, Starting with the definition of osmotic pressure
sample of amygdalin yields alpha hydroxyphenylacetic acid that consists of 70% of the R isomer and 30% of its enantiomer. What is the specific rotation of this mixture? The specific roation of pure (R)-alpha-hydroxyphenylacetic is -154.
A beaker with 165 mL of an acetic acid buffer with a pH of 5.000 is sitting on a bench. The total molarity of acid and conjugate base in this buffer is 0.100 M. A student adds 7.00 mL of a 0.390 M HCl solution to the beaker. How much will the pH c..
Ozone molecules in the stratosphere absorb much of the harmful radiation from the sun. How many ozone molecules are present in 1.00 L of air under the stratospheric ozone conditions of 227 K temperature and 1.89 * 10^-3 atm pressure
capacity change if you add 0.2 M of benzoic acid to the buffer made of 0.3 M of acetic acid and 0.5 M of sodium acetate
A sample of dichlorormethane has a voloume of 8.043 in.^3. What is the mass of the sample(in lb)? The density of dichloromethane 1.33 g/cm^3.
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