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How many mole of H2 will be produced if 0.500 grams of magnesium is reacted with 10.00 mL of 2.0 M HCl?
Iron has a BCC crystal structure, an atomic radius of 0.124 nm, and an atomic weight of 55.85 g/mol. Compute and compare its density with the actual value of 7.87
Arrange the following sets of compounds in order of increasing heats of vaporization. explain your choices CH3F, HF, and Ne H2S, SiH4, and H202
acetaminophen the generic name for tylenoltm consists of carbon hydrogen nitrogen and oxygen atoms. a student in an
Describe the experimental basis for believing that the nucleus occupies a very small fraction of the volume of the atom.
Why does the cyclohexane chair confirmation have a point group of D3d. It's hard for me to see the principal axis of C3.
A particular formula contains by mass 41.4 g C, 3.47g H and 55.1 g O. 0.050 mol sample of the compound weigh 5.80 g. the molecular formular is
A 32.65-g sample of a solid is placed in a flask. Liquid toluene, in which the solid is insoluble, is added to the flask so that the total volume of solid and liquid together is 50.00 ml.
What volumes of the stock solution will you have to pipet into the flasks to prepare standards of 1.00, 2.00, 5.00 and 10 x 10 -3 M KMnO4 solutions?
The healthcare provider recommends that she take the Benedict's test. Assume that the glucose levels of the patient are high. State the composition and the properties of the ketohexose derived from fruit jam.
Write the electron configuration for the ground states and the valence states of Be, B, C and N atoms so that each one can form the maximum number of 2c-2c (ordinary electron-pair) bonds.
The decomposition of hydrogen peroxide can be catalyzed by iodide ion. The catalyzed reaction is thought to proceed by a two step mechanism.
Calculate the pH of 0.40 M KNO2. What is the concentration of HNO2 in the solution
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