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When a group 3 metal (X) reacts with a group 16 nonmetal (Y), what is the formula of the resulting compound?
an equimolar mixture of hydrogen and deuterium effuses through an orifice at a certain temperature. calculate the
Problem- A liquid mixture of 20 mol% benzen, 50 mol% toluene, and 30%m-xylene is to be partially vaporized at 1 atm pressure. What is the lowest and the highest temperature at which vaporization will occur
Question- For each of the following pairs, predict which would have the higher boiling point, vapor pressure, and change of h vap
A solution is made by dissolving 26.44 g of (NH4)2SO4 in enough H2O to make 50.75 mL of solution.What is the molar mass of (NH4)2SO4?
A) Calculate thepHat the equivalence point in titrating 0.120Msolutions of each of the following with 8.0×10-2MNaOH. hydrobromic acid (HBr) chlorous acid (HClO2) benzoic acid (C6H5COOH)
FP of pure cyclohexane = 6.4C, FP of the non-electrolyte in cyclohexane = 2.9C If Kfp for cyclohexane = -20C/m, calculate the molar mass of the non-electrolyte. Please show how to do it (decent handwriting and organization is appreciated if written o..
The ratio of the number of atoms of the isotopes Ga-69 and Ga-71 in eight samples from different sources was measured in an effort to understand differences in reported values of the atomic mass of gallium.
What masses of calcium sulfate and phosphoric acid can be produced from the reaction of 1.0 kg calcium phosphate with 1.0 kg concentrated sulfuric acid (98% H2SO4 by mass)?
If 5.68 g of Cu was added to 3.18 g of S8, How much copper (I) sulfide would be produced?
calculate the colume of a .200 M NaOH solution needed to neutralize 40.0 mL of .600 M H2SO4 solution.
What is the most likely reason DOT regulates the domestic transportation of charcoal in this fashion? What chemical reaction is involved here?
in a 3.0-l vessel the following partial pressures are measured at equilibrium n2 0.380 atm h2 0.400 atm nh3 3.00 atm.
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