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Question- hey I really need some help with it this one I am really struggling with it. I would really appreciate it if you would really explain each step thoroughly thank you so much!
A sample of ammonia (NH3) has a mass of 56.6g. How many molecules are in this sample?
As much detail as probable is really appreciated
Calculate the concentration of iron (II) chloride contaminant in the original groundwater sample. Round your answer to significant digits.
Write the reaction equation for acid-base equilibrium between hypochlorous acid and hypochlorite ion.
A student combusts 504.96 grams of ethene gas, C2H4. How many liters of CO2 (g) are produced at a pressure of 0.993 atm and a temperature of 295 K? C2H4 (g) + 3 O2 (g)-> 2 CO2 (g) + 2 H2O (g)
The density of an 40.0% w/w ethanol (C2H5OH) solution is 0.935 g/mL. What mass of ethanol does 225.0 mL of this solution contain
If the curves A and B refer to two different gases, He and O2 at the same temperature, which is which. and Why.
If 230nm wavelength light were used instead still 75µm what changes would be there compared to part (a)? Looking at the number and the energy of the electron
When they specifiy that "Measure out xx mg of the phosphonium chloride salt and the appropriate amount of aldehyde, equivalents with respect to the the phosphonium chloride)
A round plate having a diameter of 30.0 cm is being silver plated on one side, by electrolysis of silver nitrate, where the plate is the cathode
When iron rusts, solid iron reacts with gaseous oxygen to form solid iron(III) oxide. Write a balanced chemical equation with all phases identified
Do the same to show the formation of both elimination products from 2-bromo-2methylbutane (page 208 lists the two products as 2-methyl-1-butene and 2-methyl-2-butene.)
Determine the pH of a 0.227 M C5H5N solution at 25°C. The Kb of C5H5N is 1.7 x 10-9.
An aqueous potassium nitrate solution has a freezing point of -2.0 °C. How many moles of potassium nitrate are contained in 0.5 kg of water in this solution? The freezing point depression constant for water is -1.86 °C/m.
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