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Write the structural formula for two (2) chloro-isomers that can be formed from 2-methylpropane (isobutane). How many sets of equivalent hydrogen are there in the compound 2-methylpropane?
Problem-Sodium sulfate is slowly added to a solution containing 0.0500 M Ca2 (aq) and 0.0280 M Ag (aq). 1) What will be the concentration of Ca2 (aq) when Ag2SO4(s) begins to precipitate
450 mL of oxygen is bubbled through water at 10 degrees celsius and exerts 720.0 torr. What volume will the dry gas occupy at 730.0 torr and 10 degrees celcius?
You have a box of volume 1.00 liter into which you inject 2.65 g of NH3 at 600 K. What will be the final concentrations of NH3, N2, and H2 after equilibrium is established
Approximately 12 million kilograms of phosphoric acid (H3PO4) are produced annually for fertilizers, detergents, and agents for water treatment. Phosphoric acid can be prepared by heating the mineral fluoroapatite (Ca5(PO4)3F) with sulfuric acid
if you were monitring the titation by visivle spectroscopy what wavelength would you select for the data analysis? why?
A glucose solution contains 51.0 g of glucose in 475 g of water. What is the freezing point?
What happens to the pattern if we try to determine which slit the electron goes through by using a laser placed directly behind the slits
approximately 80 of the mass of a human body consists of aqueous solutions spinal fluid blood etc. these solutions are
Problem- Sodium oxide crystallizes in an ionic structure in which the O^2- ions are in a face-centered cubic lattice and the Na^+ ions are in tetrahedral holes. what is the number of Na^+ ions in this unit cell
What type of chemical reaction is the following?
Question- The concentration of CO2 in a soft drink bottled with a partial pressure of CO2 of 6.5 atm over the liquid at 29°C is 2.2 × 10-1 M. Determine the Henry's law constant for CO2 at this temperature.
What volume of 0.150M HClO4 solution is needed to neutralize 45.00mL of 8.80×10^-2 M NaOH?
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