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All the offspring of a cross between a normal winged fly and an miniature winged fly have normal wings. What is the expected phenotypic ratio of a cross between two miniature winged flies?
Recommend an explanation why the cyclic intermediate might have two important groups in a trans relationship that could factor the E-alkene.
1.00 mol Zn reacts with excess hydrochloric acid, 1.00 mol H2 gas is produced. At 25ºC and 1.00 atm= 101,325 Pa, this amount of H2 occupies 24.5 L (= 24.5 x10-3 m3). How much work is done by the chemical system.
Why was the titration performed by the addition of permanganate solution to oxalate solution and not the other way around? Why was the experiment performed at an elevated temperature?
In Europe, gasoline efficiency is measured in km/L . If your car's gas mileage is 30.0 miles/gal, how many liters of gasoline would you need to buy to complete a 284- km trip in Europe?
For the following molecules and ions, draw a Lewis structure, calculate formal charges for each atom, and determine the oxidation number for each atom.
How many grams of NaOH are needed to prepare 250 g of 1.00% NaOH solution in water?
Analysis of the products revealed two methylated sugars: 2,3,6-tri-O-methyl-D-glucose, 2,4-di-O-methyl-D-glucose and 2,3,4,6-tetra-O-methyl-D-glucose. The ratio of these sugars was 20:1:1. determine the structure of the polysaccharide?
25.00 ml aliquots of thiis solution was titrated with monoprotic strong base NaOH (0.0800 M). The titre volume of NaOH was 40.00ml. Calculate the molecular weight of H2A.
If this energy were used to vaporize water at 100.0 degrees, how much water (in liters) could be vaporized.
How much heat is required to raise the temperature of a 464g of lead from -20.0C to 219C
Sims Inc. earned $1.00 per share in 2000. Five years later, in 2005, it earned $2.00. What was the growth rate in Sims' earnings per share (EPS) over the 5-year period?
How do you calculate how mangy grams of a solid to dissolve in water to make a solution given the milliliters and the molarity? Such as given 100 mL of .1000 M Sr(NO3)2.
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