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If a salty crude sample was analyzed to have 110.6ppm salt. Calculate the pounds of sait per 1000 bbls of crude
MnSO4 (aq) is converted to MnO2(s) in a basic medium as oxygen gas is converted to hydroxide ion. In this case, is the sulfate ion a spectator ion
At 4.00 rm L, an expandable vessel contains 0.864 mol of oxygen gas. How many liters of oxygen gas must be added at constant temperature and pressure if you need a total of 1.96 mol of oxygen gas in the vessel.
What mass of silver chloride can be produced from 1.27L of a 0.298M solution of silver nitrate
When an ion-selective electrode for X was immersed in 0.0670 M XCl, the measured potential was 0.0250 V. What is the concentration of X when the potential is 0.0400 V
A horse ate some ration that was equivalent to 4000. kJ. In this case assume that none of thatenergy was stored or used in the animal's body but that all of this energy was lost in the form ofperspiration
Describe the health and sfety concerns of using H2S and thioacetamide as the S2- donor. which is used most frequently and why is its use preferential?
If 147 g of CaO and 267 g of NH4Cl are mixed, what is the maximum possible yield of NH3?
write balanced molecular ionic and net ionic equations for the reactions of chromium gives cr3 with solution of dilute
If the molar mass is 88 g/mol and the percent composition is 54.5% carbon, 9.15% hydrogen and 36.3% oxygen, what is the molecular formula of dioxane?
The density of magnesium oxide is 3.58 g /cm3. Given that the radius of the O2- ion is about 140 pm in most oxides, calculate the radius of Mg2+, in pm. Your solution should include a sketch one face of the unit cell of MgO to show how the edge le..
calculate the ph of a buffer solution obtained by mixing 400.0 ml of 0.200 m acetic acid solution and 100.0 ml of a
The mass of the isotope, I-129, is 128.905 amu while the atomic mass of the contaminated iodine sample is 127.1982 amu. What is the mass of the contaminant?
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