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150.0 mL of a solution was diluted to 1.6 L. If the concentration of the stock solution was 0.75 M, what was the concentration of the diluted solution
Calculate the percentage of acetic acid that exists in ionized form when dissolved in water at 0.5 M total concentration.
Read each statement very carefully to make sure that it is exactly correct. The definition K = E - mc2 is valid even for speeds near the speed of light.
Depict the scheme of glycolysis. Presume that glucose is labeled by C14 at its C-3 atom. Explain at what position of pyruvate molecule does the label take place after glycolysis?
If a sample of barium contains 2.3 x 1023 atoms of barium, how many grams of barium are in the sample?
Explain a wavelength of 7526 nanometers has been detected from the emission of a hydrogen gas tube when under excitation from a high voltage source. This was cause by an electron dropping from a higher energy level to the N = 7 level. Find out the..
A 613-mL sample of unknown HCl solution reacts completely with Na2CO3 to form 11.1g CO2 . What was the concentration of the HCl solution
an unknown metal reacts with sulfur to form an unknown compound M2S3. if 3.12(grams) of M reacts with 2.88(grams)of S, what is the name of the name of M and M2S3
Calculate the values of volume and pressure at all four points, which have the same meaning as those in Figure 2.
what was the mass (g) of molecular oxygen from the air that combined with the substance to produce the dense gas? B. What is the ratio of the weight of oxygen burned to the weight of the dense gas produced?
Problem- 22.69 %, 23.19%, 22.68% avrage = 22.8 % What is the percent deviation? I had 0.2 % but my teacher said it was wrong
After 273 m3 of ethylene oxide at 748 kPa and 525 K is cooled to 239 K, it is allowed to expand to 1.10 x 10 3(to the 3rd) m3. What is the new pressure
Write a balanced chemical equation showing how each of the following metal oxides is dissolved by HI:MgO
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