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Some methanol evaporated after the volume was measured however before the mass was determined? Would the experimental value state if error raised decreased or had no effect on the density?
Utilizing the periodic table arrange the atoms in each of the subsequent sets in order of increasing electronegativity.
How many orbitals are there in a atom with the following combinations of quantum numbers? A). n=3 l=1 B). n=4 l=2 ml=2
Does that indicate the original alcohol is in that mixture? What is the source of 2-bromopentane?
a substance has a specific heat capactiy of 2 jg c. how many joules are needed to raise the temperature of 30 g of this
Can someone name a complexing agent that only binds to Mg(II) and is fluorescent as well. Or can you disprove that Chromonycin A3 is not selective to Mg(II)
What is the stoichiometric relationship between IO3- and I2? b. What is the stoichiometric relationship between I2 and S2O3 2-? c.
The total pressure in a flask containing air and ethanol at 257C is 878 mm Hg. The pressure of the air in the flask at 257C is 762 mm Hg.
How would the following experimental errors change the calculation of the number of mg of ascorbic acid in fresh orange juice, student neglected to filter the juice
Titanium () chloride, a substance used in catalysts for preparing polyethylene, is made by high-temperature reaction of vapor with :2TiCkl4+H2 yielding 2TiCl3+2HCl. How many grams of are needed for complete reaction with 150 of at 450 and 785 pres..
approximately what percentage of the acetic acid molecules are protonated and neutral in charge at pH 5.7?
Calculating new pH, a). How many mL of each of 0.10M lactic acid solution and 0.10M NaOH solution are needed to make 800mL of a buffer of pH 3.50?
A gas at 740 mmHg pressure at 25 degrees C is cooled to -10 degrees C. What is the final pressure in mmHg?
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