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Question- Write the formula of each compound, and determine its molecular (formula) mass. (Type your answer using the format CO2 for CO2.)
a) sodium dichromate
b) ammonium perchlorate
c) magnesium nitrite trihydrate.
I want you to explain the chemistry in this problem
The isothermal compressibity of graphite is 1.56*10-7 bar-1. Explain at what pressure is the density equal to the density of diamond. Define at which locations on our planet would you find such pressures
A foundry worker throws a hot, freshly cast piece of iron into 10 liters (10 kg) of water to cool off. The initial temperature of the water is 25 degree celcius and the initial temperature of the iron is 100 degree celsius.
what would be the effect on your calculated concentration of NaOH, if, unbeknownst to you, someone left the KHP out and it absorbed water?
The other 2 ions are just spectators. Given that the Ksp of CaF2 is 3.2x10-11, Will the resultant solution be saturated, undersaturated, or supersaturated
A 15.00 mL sample of HCL solution of unknown concentration was titrated with .185 M Ca(oh)2 (aq). It took 23.9 mL of the base to reach the equivalence point of the titration.
Choose the correct answer of the following, explain why it is true, and explain why the other choices are untrue: (A) high pE is associated with species such as CH4, NH4+, and Fe2+
Concentrated sulfuric acid has a density of 1.84 g/cm3 and is 95% by weight H2SO4. What are the molarity and the molality of the solution
A catalyst may be defined as a substance that enhances the rate of a chemical reaction without being consumed in the process. By this definition, a catalyst would have an infinite lifetime. The ozone decomposition catalysts
Using standard enthalpies of formation, calculate the change in enthalpy for the following reaction: 2C6H6 + 15O2 = 12CO2 + 6H2O. How many grams of C6H6 must be combusted in the above reaction to produce 2570 kJ of heat energy
Question- How many ml of a 0.425 M aqueous solution of potassium sulfite will contain 1.5 * 10^23 potassium ions
What spectral features including mass spectrum, proton spectron, carbon spectrum and IR spectrum allow to distinguish between eugenol and acetyleugenol
Problem- Consider the expression of the virial equation written in terms of the molar volume V and assume that the ideal gas law holds sufficiently well for the estimation of the second and third terms of the expansion.
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