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When 1,2-diaminoethane dissolves in water, the resulting solution is basic. Write the formula of the ionic compound that is formed when 2 molar equivalents of hydrochloric acid is added to a solution of 1,2-diaminoethane. Write an electrically neutral answer.
A compound has a C nmr spectrum with peaks at 7.4, 28.9, 36.4, and 208.8. The H nmr has peaks at 1.05 (t, .6), 2.13 (s, .58), 2.47 (q, .39). What is the compound?
a crystal consists of a building block an atom or group of atoms that is repeated periodically through space.a describe
X reacts with one molar equivalent of hydrogen in the presence of a palladium catalyst to form 1,2-dimethylcyclopentane. Treatment of X with ozone follwed by zinc in aqueous acid gives a dialdehyde.
A 17.0-g sample of ice at -19.0°C is mixed with 101.0 g of water at 87.0°C. Calculate the final temperature of the mixture assuming no heat loss to the surroundings.
Determine the theoretical yield and percent yield if 21.8g of K2CO3 is produced by reacting 27.9g KO2 with 29.0L of CO2 (one mole of CO2 occupies 22.4L). The GFW (KO2)= 71.10 , GFW (K2CO3)= 138.21 , GMW (CO2)= 44.01
when a nucleus of 240pu undergoes fission it breaks into two smaller more tightly bound fragments.calculate the binding
Question- Describe how you would prepare 465 ml of a .3550 M potassium nitrate solution starting with a) solid potassium nitrate b) 0.750 M potassium nitrate solution
By how much does the chemical potential of carbon dioxide at 310K an 2.0 bar differ from its standard value at that temperature
Question- Predict whether each other following complex ions will have strong field or a weak field and predict the number of unpaired electrons in each complex by drawing the electrons in their split d orbitals.
How many grams of NaCl are contained in 350. mL of a 0.103 M solution of sodium chloride?
1.00 mole of pure Cl2 are placed in a 1.00-L container. If x moles of NOCl react, what is the equilibrium concentration of Cl2? Why is the answer C) 1 + x/2
The healthcare giver recommends that she take the Benedict's test. Presume that the glucose levels of the patient are high. Define the composition and the properties of the ketohexose derived from fruit jam.
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