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Question- How many mol of single bonds are broken when 2 mol of hydrogen reacts with 1 mol of nitrogen to form hydrazine (N2H4)?
I am need of complete solution for this problem please help- me out to get right solution
tincture of iodine is i2s dissolved in ethanol c2h2oh. a 1 solution of tincture of iodine is 10.0g of solute for 1000g
Explain the pH change when the strong acid was added to the prepared buffer solution in relation to the pH of the buffer solution . Also indicate the change in the ph when the acid was mixed with the deionized water in relation to the deionized wa..
Nicotine has an empirical formula of C5H7N and a molecular mass of 162.23. What is the molecular formula for nicotine?
In which one of the following aqueous solutions would you expect silver (I) bromide to have the lowest solubility. and why
A sample of 10.7 g of CO reacts completely with O2 to form CO2. How many grams of CO2 will be formed
The vapor pressure of bromine, Br2(l) at 25°C is 228 mm Hg.If 2.00 g of liquid bromine is used, what is the final pressure in a 2.0 L flask?
a sample of nitrogen gas in a 4.7-l container at a temperature of 28degc exerts a pressure of 3.6 atm. calculate the
A certain reaction with an activation energy of 195 K was run at 535K and again at 555 K What is the ratio of f at the higher temperature to f at the lower temperature
A beaker with 175ml of an acetic acid buffer with a pH of 5.000 is sitting on a benchtop. The total molarity of acid and conjugate base in this buffer is 0.100M .
A sample of pure NO2 is heated to 334 degree C at which temperature it partially dissociates according to the equation 2NO2(g)-->2NO(g)+O2(g)
if 10.08 g of coppermetal is heated strongly in air the sample gains 2.49 g of oxygen in forming an oxide. determine
Oxalic acid dihydrate is often used as primary standard for the standardiztion of base solutions. For a procedure comparable to this experiment, approximately how many grams of oxalic acid dihydrate should be used in order to have a volume of abou..
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