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How many carbon atoms are in 2.6 μg of graphite (pure carbon)?
0.1 M solutions of K2SO4, Ni(NO3)2, and LiC2H3O2 are prepared. Describe each salt as acidic, basic or neutral. Explain your choice.
Draw one energy diagram showing both reaction pathways & label all transition states, intermediates and products as well as activation energies.
A gas stream that contains 1.50 mole% CO2 flows through a pipeline. 20.0 kg/min of CO2 is injected into the line. A sample of the gas is drawn from a point in the line 10 meters downstream of the injection point and found to contain 2.3 mole% CO2.
Calculate the mass percent of a NaCl solution in which 110 g of NaCl is dissolved in 2.41 L of water at 25 0C (density = 0.997 rm g/mL).
The energy levels the electron can occupy in the Be3+ ion can be calculated using the energy level equation. Calculate the energy in J of the electron when it is in the n= 4.00 level.
What are the possible values of n and m/ (the principal and angular momentum quantum numbers) for an electron in a 5d orbital
How long will it take for a signal to travel that distance assuming that the speed of light in the cable is the same as in a vacuum?
A solution is made by mixing 8.00mmol (millimoles) of and 1.00mmol of HA the strong base. What is the resulting pH
A basketball with a volume of 3.50 Liters is left in a car when the temperature is 298 K. What will the volume of the ball be as the car heats up to 305 K during the day?
how does the technique error affect the report percent water in the hydrated salt? Explain lab 5 percent water in a hydrated salt.
The fuel used in many disposable lighters is liquid butane, C4H10. How many carbon atoms are in 2.00 g of butane
Use balanced equations to determine whether either CuBr or Ca3(PO4)2 has a different solubility with a change in pH:
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