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A chemical equation is shown below.KNO3 → KNO2 + O2
What are the coefficients that should be added to balance this equation? Use complete sentences to explain your answer.
Explain how this chemical reaction demonstrates the conservation of mass.
A sample of argon gas occupies a volume of 950 mL at 25.0°C. What volume will the gas occupy at 50.0°C if the pressure remains constant?
Discuss the reasons political scientists have identified for why people join interest groups. Elaborate on what interest groups do for their member.
a 40.0 ml volume of ethane gas is heated from 25.0 celcius to 50.0 celcius. If the pressure remains constant, what is the final volume?
Assuming no O2 dissolved in the water over which it was collected, calculate the volume of O2 collected under standard conditions (O degress Celsius and 760 mm Hg).
Determine all equilibrium concentrations, the pH, the pOH and the percent ionization of each of the following acids in water.
As of general understanding of separation on a Silica gel coated TLC plate, define what type of compound travels up the TLC plate the furthest - explain A compound that is highly polar or one that is highly non-polar
Presume that 25 g of each of the subsequent substances is initially at 27 degrees C. Define what is the final temperature of each upon absorbing 2.35 kJ of heat.
You have a 0.145 M aqueous KOH solution. You also have 253 mL of a 0.0412 M aqueous H3PO4 solution.
Which of the following liquid pairs shows a positive deviation from Raoult's law and How many structural isomers are possible when one of the H molecules
Suggest a structure for the reaction product of Pd (PPh3)4 and 4-bromoacetophone and important intermediate in the catalytic cycle. Define how 1H 13C, 31P NMR and IR spectroscopic data support your proposed structure.
Which net ionic equation best represents the reaction (if a reaction occurs) between CaCO3 + HNO3 a. Ca2+ + 2NO3- ? Ca(NO3)2 b. CaCO3 + 2NO3- ? Ca(NO3)2 + CO32- c. CO32- + 2HNO3 ? H2O + CO2 + 2NO3- d. CaCO3 + 2H+ ? Ca2+ + H2O + CO2
Question- The nuclear fusion of a deuterium nucleus and nuclide X releases an alpha particle and a neutron. Identify nuclide X.
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