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At a certain temperature, the root mean square speed of CH4 molecules in 1610 km/h. What is the root mean square speed of CO2 molecules at the same temperature
Exactly one-half of the magnesium ions are Mg-28, a beta emitter with a half-life of 21 hours. What is the decay rate of Mg-28 in the solution after 5.50 days? (Assume a density of 1.02 g/mL for the solution)
Aqueous solutions of ammonium sulfide, (NH4)2S, and Hg(NO3)2 react to produce HgS and NH4NO3. a. Write the overall balanced equation for the reaction. Indicate the state (s, aq) for each compound. b. Name each compound. c. What type of reaction is..
Calculate the mass of Nitrogen (N2) that will react completely with 6.00g of Hydrogen (H2) to form Ammonia. Via the Reaction: N2+3H2=2NH3
What would be an appropriate reaction mechanism for these two reactions? Including electron transfer arrows.
An ionic solution is investigated for identity. Using the following clues, identify the cation and the anion in the solution: a. There is only one cation and one anion in the solution
calculate the H3O+ concentration in an aqueous solution at 25*C with an OH- concentration of 3.00 x 10^-2M
Since cereal sample may have other materials other than Fe that absorbs light. Using cereal sample as the blank can eliminate these absorption so that the transmittance was solely due to Fe.
The decomposition of hydrogen peroxid is second order in H2O2. If 50 grams of 30% hydrogen peroxide is placed in a beaker within a sealed environment, what will be the concentration of hydrogen peroxide
The following data were obtained when a Ca2+ ion-selective electrode was immersed standard solutions whose ionic strength was constant at 2.0 M.
A student studied the clock reaction described in this experiment. She set up Reaction Mixture 2 by mixing 20 mL of 0.010 M KI, 10 mL 0.001 M Na2S2O3, 10 mL 0.040 M KBrO3, and 10 mL 0.10 M HCl using the procedure given. It took about 45 seconds fo..
Organic compounds solubility, The question is: Assuming that sugar is soluble in water and not most organic solvents, LIST the steps in ORDER that you would take for separating a 1:1 mixture of solid sugar and solid sodium benzoate
solid sodium metal reacts with water, giving a solution of sodium hydroxide and releasing hydrogen gas
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