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Gaseous butane will react with gaseous oxygen to produce gaseous carbon dioxide and gaseous water . Suppose 49. g of butane is mixed with 150. g of oxygen. Calculate the maximum mass of water that could be produced by the chemical reaction.
Do you think those SNPs are going to prove to be really significant, or just the result of filling-in some blank-spots in the DNA
What are some methods done by latent fingerprints. What are some advantages and disadvantages to latent fingerprints?
A 280- mL flask contains pure helium at a pressure of 757 torr. A second flask with a volume of 465 mL contains pure argon at a pressure of 715 torr.
Perform the calculatons for the extraciton of 100 mg of P in 300mL of water with three 100-mL portions of ether. assume the partition coefficient is 3.5
Count Rumford observed that using cannon-boring machinery, a single horse could heat 11.6 kg of water (T = 273 K) to T = 355 K in 2.5 hours
What is the pH of a solution to which 35.0 ml of .20 M HCl and 50.0 ml of .42M NaOH have been combined
Identify the species that is oxidized and the species that is reduced in each reaction.Write out two half reaction to show how many electrons are gained or lost by each species.
calculate the volume of 0.050M Barium Hydroxide solution that contains the same number of moles
At a certain temperature and pressure 2.8 L of N2 reacts with 4.2 L of O2. If all the N2 and O2 are consumed, what volume of N2O3, at the same temperature and pressure.
the compound L-erythrose 4-phosphate was dissolved in 20 mL of chloroform and the solution was placed in a cell with a 20.0 cm path length, an observed rotation of 100? was found. Calculate the specific rotation, [?]D for L-erythrose 4-phosphate? ..
Consider the following mechanism for the oxidation of bromide ions by hydrogen peroxide in aqueous acid solution. H+ + H2O2 ? H3O2+ (rapid equilibrium)
Identify which will be warmer if you heat equal masses of gold and iron starting at room temperature with 1 kJ of energy
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