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A sample of metallic element weighing 4.315g combines with 0.4810L of Cl2. If the density of Cl2 is 2.948g/l, what is the density of Cl2? The atomic mass of Cl2 is 35.453amu, what is the atomic mass of the metallic element?
Calculate the molarity (M) of H+ in a solution prepared by adding 3000 mL of 0.2 M H3AlF6 and 0.750 L of 0.4 M HClO4.
calculate what quantity of potassium chlorate that has molecular weight of 122.5 needed to form 33.6 litres of oxygen?
What's the energy difference between axial and equitorial conformation of hydroxycyclohexane. What is hydroxycyclohexane
Calculate the pH for each of the following cases in the titration of 50.0 mL of 0.240 M HClO(aq) with 0.240 M KOH(aq). The ionization constant for HClO can be found here (4.0×10-8).
what is the molality of a solution of 10g benzophenone and 1mL of cyclohexanone
for a certain gas that contains only carbon and hydrogen the masspercentage of carbon is known to be 85.62. it is
Can phenol undergo halogenation with iodine. If so, what happens when phenol is added with iodine solution and then sodium hydroxide and warmed. This will show a negative iodoform test, but what can be observed and why?
In determining the BOD of a water sample it was found that the DO level was 9.3ppm before incubation and 6.7ppm after five days of incubation. Explain what is the BOD of this sample
What is the molar concentration of silver ion in a solution containing 1.3 x 10-4 M CrO42-, saturated with Ag2CrO4
Does adding boiled, deionized water to the titrating flask to wash the wall of the Erlenmeyer flask and the buret tip affect the Ksp
The probability of finding an electron at a point in an atom is referred to as the probability density (). The spatial distribution of these densities can be derived from the radial wave function and angular wave function , then solving the Schrdinge..
a 10.0-l balloon contains helium gas pressure of655mmhg. what is the new pressure of helium gas at each of the
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