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Determine the numbers of different spectator ions are present in the metathesis reaction in which the silver carbonate reacts with the nitric acid to produce the silver(I) nitrate?
Explain observation (HCl gas is soluble in water), when a small amount of water is introduced into the flask by squeezing the bulb of the medicine dropper, water is squirted upward out of the long
Combustion of a 2.37 g sample of a compound C, H, O with excess oxygen gave 0.0961 mol of H2O and 0.0961 mol of CO2. Determine the simplest formula of the compound?
Calculate the hydrogen ion content of the tomato juice. Using this hydrogen ion content demonstrate how to find out the ph of the substance by using the formula.
Determine the entropy change. Explain what would be the value of delta S if the heating were carried out irreversibly? A quantity of 6.0 moles of an ideal gas is reversibly heated at consta
An insoluble precipitate of silver chloride forms when a solution of potassium chloride is added to a solution of silver nitrate. The formula of a compound can be determined if the ratio of the numb
In an experiment, 24.2 mL of 0.12 M silver nitrate needed 9.70 mL of 0.15 M sodium sulfate to precipitate all of the silver. Silver produces an insoluble sulfate. Determine the simplest formu
A baseball leaves a pitcher's hand horizontally at a speed of134 km/h and the distance to the batter is 18.3 m. Explain how long does the ball take to travel the first half of that distance?
Magnesium metal reacts with HCl solution, liberating H2 gas and generating Mg2+ cations in solution. A 1.795-gsample of Mg metal is added to 50.0 mL of a 4.00 M HCl solution, and the reaction g
Determine the maximum number of electrons in an atom that can have these quantum numbers, or sets of quantum numbers? And how do you solve for it?
Calculate the minimum temperature at which magnetite can be reduced to iron by the graphite: Fe3O4(s) + 2C(s) -> 2CO2(g) +3Fe(s); delta Sr° = +351.44 J/K-mol;
Explain why is the trans isomer exclusively converted to the cis isomer during the short reaction periods and not vicecersa? Is it possible, under these conditions, that the trans and cis isomers ar
The residual gases occupied 137. 5 cm^3 and the volume was reduce by a 100 cm^3 on exposure of the gases through KOH solution and the remaining gas was oxygen.
What is the density of the carbon nucleus? The volume of the nucleus of carbon atom is about 9.9 x 10-39 mL. The molar mass of the carbon is 12.00 g mol-1.
Determine the numbers of milliliters of 0.202 M NaOH should be added to the 25.0mL of 0.0233 M salicylic acid (2-hydrobenzoic acid) to adjust the pH to 3.50 M? Where the pKa's for the Salicylic acid
What percent concentration is prepared if 6g of NaCl is dissolved in the1L of solution. What molar concentration is this when a 0.9% solution of NaCl is considered isotonic to the mammalian cell
A ground-state hydrogen atom absorbs a photon of wavelength 97.35 nm, causing the electron to jump to a higher energy level. Finally a second photon is emitted when the electron returns from the int
Demonstrate that the probability will be complex which is unphysical and therefore rejected. Suppose, by mistake, the phase is different for two wave functions.
Determine the percent yield of a reaction in which 246 g phosphorus trichloride reacts with excess water to produce the 135 g HCl and the aqueous phosphorus acid (H3PO3)?
Determine the temperature increase and the final pressure of Helium if a mole is compressed adiabatically and reversibly from the 44.8L at 0 to 22.4L
Derive the ordinary differential equation describing amount of chemical over time. Compute order of differential equation derived.
Determine the work when the gas is allowed to expand reversibly to 1 bar pressure. A tank contains 20L of compressed Nitrogen at 10bar and 25(degree C).
Determine the minimum temperature at which magnetite can be reduced to iron by graphite: Fe3O4(s) + 2C(s) -> 2CO2(g) +3Fe(s); deltaSr° = +351.44 J/K-mol;.
Determine the numbers of grams of NaCl are needed to precipitate most of the Ag+ ions from the 2.50x102 mL of 0.0113M AgNO3 solution? Write down the net ionic equation for
Explain what will be the final volume reading of the water in the cylinder when the density of lead metal is 11.35g/cm3 and the 12.49 g of lead metal is added to a 10-ml graduated cylinder con