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Calculate the molarity of a solution formed by adding enough water to 10 g of strontium phosphate - Sr3(PO4)2- to make 250 mL of solution.
Z forms an ionZ3 + when 3! Protons. What is the identity of Z. Write the chemical symbol for it.
A solution is made by mixing equal masses of methanol, CH4O, and ethanol, C2H6O. Determine the mole fraction of each component
Determine the mass of cupric sulfate penthahydrate needed to make 250mL of an aqueous 0.5 molar solution
what is the skeleton equation for heating copperii sulfide in the presence of diatomic oxygen produces pure copper and
What is a chemically reasonable reaction that is stereospecific but not stereoselective
if the limiting molar conductivity is finite dilution of Ba2+ and SO4 ions are 127.2 and 160 ohm/cm/mol calculate the solubility and solubility product
A hypothetical compound has a formula X4YZ5. if the atomic masses of X, Y, and Z are 165.3amu, 75.5amu and 37.2 amu. Calculate the % composition by mass of the compound
How do the strengths of London forces compare in CO2 and CS2? Which of these is expected to have a higher boiling point?
milk of magnesia is a suspension of magnesium hydroxide in water. a common medicine it is often used as an antacid
Calculate the oxidation number (charge) of ONLY the atoms which are changing in the following redox equations
Why does Sammy say I quit so abruptly? What does he mean when he says that the world is going to be hard to him after his experience at the A&P?
When ammonia is added to nickel ions in aqueous solution, the water molecules bound to the Ni2+ are replaced by ammonia molecules.
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