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Determine the number of moles of each of the following salt that would equal 1 equivalent of salt:
a. CaCl2
b. Cu(NO3)2
c. CrCl3
Write the equation for its neutralization reaction with NaOH. How many ml of a 0.200 M solution of NaOH would be required to neutralize 25.00 ml of 0.100 M.
If the pressure exerted by ozone, {rm{O}}_3, in the stratosphere is 3.0 times 10^{ - 3} {rm{atm}} and the temperature is 251 K, how many ozone molecules are in a liter?
A student places 1.38g of unknown metal at 99.6 degrees Celsius into 60.50 g of water at 22.1 degrees Celsius. The entire system reaches a uniform temperature at 31.6 degrees Celsius. Calculate the specific heat of the metal
at 665 degc keq is 0.234 for the following reaction4as bg ?2cs dgif b gas at 0.221 bar is injected into a container
What is the pressure in atmospheres inside a container of gas connected to a mercury-filled open-end manometer when the level in the arm connected to the container is 25.4 cm higher than the level in the arm open to the atmosphere and the atmosphe..
A 1.787 g sample containing some Fe+2 ion requires 31.50 ml of a 0.02188 m K MNO4 solution to reach a stable pink end point.
an empty vial weights 55.32 g.a if the vial weights 185.56 g when filled with liquid mercury d13.53 gcm3 what is its
A gas has a volume of 5.60 at 0. What is the tempatuer in degrees celsius if the volume is 200mL
The concentration of ozone (O3) in Columbus on a warm summer day (T=33 degrees Celcius, P= 1 atm) is 110 ppb. What is the concentration in
Calculate the energy required to keep lightbulb burning for 3 hours in each of the energy units of Joules and Kilocalories
If the antacid for analysis is known to be Phillips' Milk of Magnesia, the solution does not need to be heated, but if the sample is Mylanta, the solution must be heated. Explain the difference in experimental procedures
What is the energy of 100 photons of Light? And what are the steps?
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