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A chemist prepares a sample of hydrogen bromide and finds that it occupies 252 mL at 70C and 464 Torr. What volume would it occupy at 0C at the same pressure?
Explain the three main types of intermolecular forces including dispersion forces, intermolecular forces, dipole-dipole force explain what they are also provide an example of each intermolecular force where it occurs.
find out the molecular formula and empirical of this compound and determined to contain 4.36 grams of phosphorus and 5.64 grams of oxygen
If one mole of ATP yields 7 kcal of energy, how much energy would be available from the anaerobic catabolism of 270 g of glucose (C6H12O6)? Show your work.
Calculate the concentration of ions in the following solutions, [I] in AgI in AgI solution with [Ag+] = 9.6E-9 M Ksp=8.3E-17
How do you calculate solubility percentage? For example if a out 5 grams of sugar in 50 ml of water, with the temperature of water being 20 degrees.
Multiple choice questions in Radioactive Decay - electron emitted from the nucleus during some kinds of radioactive decay is known
Determine What would be the total volume in the graduated cylinder if density of Ag= 10.5 g/mL.?
What volume of a concentrated { HCl} solution, which is 36.0% { HCl} by mass and has a density of 1.179 {g/mL}, should be used to make 5.30L of an {HCl} solution with a {pH} of 1.7.
If a solution containing 17.76 g of mercury(II) perchlorate is allowed to react completely with a solution containing 5.102 g of sodium sulfate, how many grams of solid precipitate will be formed.
Bonding in some solids does not fit neatly into one of the four categories. Explain why the bonding in Na2CO3 is not purely ionic.
Use the van der Waals parameters for chlorine to calculate approximate values of (a) the Boyle temperature of chlorine and (b) the radius of a Cl2 molecule regarded as a sphere.
How many grams of ammonium sulfate can be produced if 30.0 mol of H2SO4 react with excess NH3 according to the equation 2NH3(aq) + H2SO4(aq) => (NH4)2SO4(aq).
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