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Process by which hydrogen is separated from compounds that contain it by chemical means
Draw the crossed aldol condensation product formed between benzaldehyde and acetone
the following experiment was carried out with a newly made gaseouschlorofluoro carbon. 50.0 ml of the gas effused
What is the molar mass of toluene if 0.85 g of toleune depresses the freezing point of 100 g of benzene by 0.47 degrees C Kf of benzene is 5.12 degrees C/m.
What is the enthalpy of formation of CO(g) in kJ. 2CO(g) + O2(g) --> 2CO2(g). H reaction = -566 kJ ; ?H CO2(g) =-393.5 kJ/mol.
The following questions pertain to the magnitude of the x-component of the speed(absolute value of the velocity) cx=|vx| of atoms in a gas, whose probability distriubution has the form P(cx)= ae^-bc2/x.
Complete the three reactions shown below that are taking place throughout the experiment. Li2CO3+ H3C6H5O7-> Na2CO3+ H3C6H5O7-> K2CO3+ H3C6H5O7->
Although the term "melting point" is used to describe a solid/ liquid change, we generally list melting ranges rather than single melting point. For most pure substances,
What is the magnitude of the partial positive and partial negative charges in the HBr molecule? (1D = 3.36 × 10-30 C m; 1e- = 1.6022 × 10-19 C; bond length HBr = 1.41 angstroms; Dipole Moment HBr = 0.82D)
What is the entropy change of the resistor?- What is the entropy change of the universe?- What is the entropy change of the resistor?
1. What is the general rule for PREDICTING solubility? 2. Why is it better to do two smaller extractions with methylene chloride than one big extraction?
at 20oc the vapor pressure of benzenec6h6 is 75 torr and that of toluenec7h8 is 22 torr. assume that benzene andtoluene
A solution 14.3 % (by mass) HCl. The density of the solution is 1.08 g/mL. What is the molarity of the solution
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